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Finding the Fourth Proportional to 7,193.42, 9,927.76 and 4,360.76

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Solution

The fourth proportional to 7,193.42, 9,927.76 and 4,360.76 is: 6,018.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.42 : 9,927.76 = 4,360.76 : x
  2. Step 2: Convert to fraction form
    7,193.42/9,927.76 = 4,360.76/x
  3. Step 3: Cross multiply
    7,193.42x = 9,927.76 × 4,360.76
  4. Step 4: Simplify right side
    7,193.42x = 43,292,578.70
  5. Step 5: Solve for x
    x = 43,292,578.70/7,193.42
  6. Step 6: Final answer
    x = 6,018.36

Related Problems

Find fourth proportional to 3,596.71, 4,963.88 and 2,180.38
Half scale
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Double scale
Find fourth proportional to 7,194.42, 9,929.14 and 4,361.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.