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Finding the Fourth Proportional to 7,651.43, 10,560.03 and 4,294.44

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Solution

The fourth proportional to 7,651.43, 10,560.03 and 4,294.44 is: 5,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.43 : 10,560.03 = 4,294.44 : x
  2. Step 2: Convert to fraction form
    7,651.43/10,560.03 = 4,294.44/x
  3. Step 3: Cross multiply
    7,651.43x = 10,560.03 × 4,294.44
  4. Step 4: Simplify right side
    7,651.43x = 45,349,393.76
  5. Step 5: Solve for x
    x = 45,349,393.76/7,651.43
  6. Step 6: Final answer
    x = 5,926.92

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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.