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Finding the Fourth Proportional to 8,545.74, 11,798.46 and 6,552.47

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Solution

The fourth proportional to 8,545.74, 11,798.46 and 6,552.47 is: 9,046.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.74 : 11,798.46 = 6,552.47 : x
  2. Step 2: Convert to fraction form
    8,545.74/11,798.46 = 6,552.47/x
  3. Step 3: Cross multiply
    8,545.74x = 11,798.46 × 6,552.47
  4. Step 4: Simplify right side
    8,545.74x = 77,308,996.20
  5. Step 5: Solve for x
    x = 77,308,996.20/8,545.74
  6. Step 6: Final answer
    x = 9,046.50

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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.