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Finding the Fourth Proportional to 7,008.56, 9,670.76 and 4,024.52

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Solution

The fourth proportional to 7,008.56, 9,670.76 and 4,024.52 is: 5,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.56 : 9,670.76 = 4,024.52 : x
  2. Step 2: Convert to fraction form
    7,008.56/9,670.76 = 4,024.52/x
  3. Step 3: Cross multiply
    7,008.56x = 9,670.76 × 4,024.52
  4. Step 4: Simplify right side
    7,008.56x = 38,920,167.04
  5. Step 5: Solve for x
    x = 38,920,167.04/7,008.56
  6. Step 6: Final answer
    x = 5,553.23

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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.