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Finding the Fourth Proportional to 5,571.45, 7,696.08 and 4,460.34

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Solution

The fourth proportional to 5,571.45, 7,696.08 and 4,460.34 is: 6,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.45 : 7,696.08 = 4,460.34 : x
  2. Step 2: Convert to fraction form
    5,571.45/7,696.08 = 4,460.34/x
  3. Step 3: Cross multiply
    5,571.45x = 7,696.08 × 4,460.34
  4. Step 4: Simplify right side
    5,571.45x = 34,327,133.47
  5. Step 5: Solve for x
    x = 34,327,133.47/5,571.45
  6. Step 6: Final answer
    x = 6,161.26

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Half scale
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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.