Home / 3,688.10-5,531.92-1,497.02

Finding the Fourth Proportional to 3,688.10, 5,531.92 and 1,497.02

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Solution

The fourth proportional to 3,688.10, 5,531.92 and 1,497.02 is: 2,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.10 : 5,531.92 = 1,497.02 : x
  2. Step 2: Convert to fraction form
    3,688.10/5,531.92 = 1,497.02/x
  3. Step 3: Cross multiply
    3,688.10x = 5,531.92 × 1,497.02
  4. Step 4: Simplify right side
    3,688.10x = 8,281,394.88
  5. Step 5: Solve for x
    x = 8,281,394.88/3,688.10
  6. Step 6: Final answer
    x = 2,245.44

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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.