Home / 4,874.07-7,311.17-1,587.18

Finding the Fourth Proportional to 4,874.07, 7,311.17 and 1,587.18

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Solution

The fourth proportional to 4,874.07, 7,311.17 and 1,587.18 is: 2,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.07 : 7,311.17 = 1,587.18 : x
  2. Step 2: Convert to fraction form
    4,874.07/7,311.17 = 1,587.18/x
  3. Step 3: Cross multiply
    4,874.07x = 7,311.17 × 1,587.18
  4. Step 4: Simplify right side
    4,874.07x = 11,604,142.80
  5. Step 5: Solve for x
    x = 11,604,142.80/4,874.07
  6. Step 6: Final answer
    x = 2,380.79

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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.