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Finding the Fourth Proportional to 7,008.69, 9,650.61 and 6,562.47

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Solution

The fourth proportional to 7,008.69, 9,650.61 and 6,562.47 is: 9,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.69 : 9,650.61 = 6,562.47 : x
  2. Step 2: Convert to fraction form
    7,008.69/9,650.61 = 6,562.47/x
  3. Step 3: Cross multiply
    7,008.69x = 9,650.61 × 6,562.47
  4. Step 4: Simplify right side
    7,008.69x = 63,331,838.61
  5. Step 5: Solve for x
    x = 63,331,838.61/7,008.69
  6. Step 6: Final answer
    x = 9,036.19

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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.