Home / 5,652.39-8,475.75-2,689.95

Finding the Fourth Proportional to 5,652.39, 8,475.75 and 2,689.95

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Solution

The fourth proportional to 5,652.39, 8,475.75 and 2,689.95 is: 4,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.39 : 8,475.75 = 2,689.95 : x
  2. Step 2: Convert to fraction form
    5,652.39/8,475.75 = 2,689.95/x
  3. Step 3: Cross multiply
    5,652.39x = 8,475.75 × 2,689.95
  4. Step 4: Simplify right side
    5,652.39x = 22,799,343.71
  5. Step 5: Solve for x
    x = 22,799,343.71/5,652.39
  6. Step 6: Final answer
    x = 4,033.58

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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.