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Finding the Fourth Proportional to 3,503.62, 5,252.36 and 1,655.27

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Solution

The fourth proportional to 3,503.62, 5,252.36 and 1,655.27 is: 2,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.62 : 5,252.36 = 1,655.27 : x
  2. Step 2: Convert to fraction form
    3,503.62/5,252.36 = 1,655.27/x
  3. Step 3: Cross multiply
    3,503.62x = 5,252.36 × 1,655.27
  4. Step 4: Simplify right side
    3,503.62x = 8,694,068.41
  5. Step 5: Solve for x
    x = 8,694,068.41/3,503.62
  6. Step 6: Final answer
    x = 2,481.45

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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.