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Finding the Fourth Proportional to 11,798.22, 16,275.42 and 9,562.62

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Solution

The fourth proportional to 11,798.22, 16,275.42 and 9,562.62 is: 13,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.22 : 16,275.42 = 9,562.62 : x
  2. Step 2: Convert to fraction form
    11,798.22/16,275.42 = 9,562.62/x
  3. Step 3: Cross multiply
    11,798.22x = 16,275.42 × 9,562.62
  4. Step 4: Simplify right side
    11,798.22x = 155,635,656.80
  5. Step 5: Solve for x
    x = 155,635,656.80/11,798.22
  6. Step 6: Final answer
    x = 13,191.45

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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.