Home / 5,240.76-7,230.02-4,440.68

Finding the Fourth Proportional to 5,240.76, 7,230.02 and 4,440.68

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Solution

The fourth proportional to 5,240.76, 7,230.02 and 4,440.68 is: 6,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.76 : 7,230.02 = 4,440.68 : x
  2. Step 2: Convert to fraction form
    5,240.76/7,230.02 = 4,440.68/x
  3. Step 3: Cross multiply
    5,240.76x = 7,230.02 × 4,440.68
  4. Step 4: Simplify right side
    5,240.76x = 32,106,146.86
  5. Step 5: Solve for x
    x = 32,106,146.86/5,240.76
  6. Step 6: Final answer
    x = 6,126.24

Related Problems

Find fourth proportional to 2,620.38, 3,615.01 and 2,220.34
Half scale
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Double scale
Find fourth proportional to 5,241.76, 7,231.39 and 4,441.68
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.