Home / 3,587.76-5,382.55-1,508.90

Finding the Fourth Proportional to 3,587.76, 5,382.55 and 1,508.90

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Solution

The fourth proportional to 3,587.76, 5,382.55 and 1,508.90 is: 2,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.76 : 5,382.55 = 1,508.90 : x
  2. Step 2: Convert to fraction form
    3,587.76/5,382.55 = 1,508.90/x
  3. Step 3: Cross multiply
    3,587.76x = 5,382.55 × 1,508.90
  4. Step 4: Simplify right side
    3,587.76x = 8,121,704.67
  5. Step 5: Solve for x
    x = 8,121,704.67/3,587.76
  6. Step 6: Final answer
    x = 2,263.73

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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.