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Finding the Fourth Proportional to 7,008.59, 10,498.80 and 3,487.97

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Solution

The fourth proportional to 7,008.59, 10,498.80 and 3,487.97 is: 5,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.59 : 10,498.80 = 3,487.97 : x
  2. Step 2: Convert to fraction form
    7,008.59/10,498.80 = 3,487.97/x
  3. Step 3: Cross multiply
    7,008.59x = 10,498.80 × 3,487.97
  4. Step 4: Simplify right side
    7,008.59x = 36,619,499.44
  5. Step 5: Solve for x
    x = 36,619,499.44/7,008.59
  6. Step 6: Final answer
    x = 5,224.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.