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Finding the Fourth Proportional to 5,772.42, 7,965.54 and 3,254.62

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Solution

The fourth proportional to 5,772.42, 7,965.54 and 3,254.62 is: 4,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.42 : 7,965.54 = 3,254.62 : x
  2. Step 2: Convert to fraction form
    5,772.42/7,965.54 = 3,254.62/x
  3. Step 3: Cross multiply
    5,772.42x = 7,965.54 × 3,254.62
  4. Step 4: Simplify right side
    5,772.42x = 25,924,805.79
  5. Step 5: Solve for x
    x = 25,924,805.79/5,772.42
  6. Step 6: Final answer
    x = 4,491.15

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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.