Home / 4,701.28-6,487.88-2,605.52

Finding the Fourth Proportional to 4,701.28, 6,487.88 and 2,605.52

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Solution

The fourth proportional to 4,701.28, 6,487.88 and 2,605.52 is: 3,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.28 : 6,487.88 = 2,605.52 : x
  2. Step 2: Convert to fraction form
    4,701.28/6,487.88 = 2,605.52/x
  3. Step 3: Cross multiply
    4,701.28x = 6,487.88 × 2,605.52
  4. Step 4: Simplify right side
    4,701.28x = 16,904,301.10
  5. Step 5: Solve for x
    x = 16,904,301.10/4,701.28
  6. Step 6: Final answer
    x = 3,595.68

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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.