Home / 5,251.83-7,877.74-2,439.13

Finding the Fourth Proportional to 5,251.83, 7,877.74 and 2,439.13

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Solution

The fourth proportional to 5,251.83, 7,877.74 and 2,439.13 is: 3,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.83 : 7,877.74 = 2,439.13 : x
  2. Step 2: Convert to fraction form
    5,251.83/7,877.74 = 2,439.13/x
  3. Step 3: Cross multiply
    5,251.83x = 7,877.74 × 2,439.13
  4. Step 4: Simplify right side
    5,251.83x = 19,214,806.17
  5. Step 5: Solve for x
    x = 19,214,806.17/5,251.83
  6. Step 6: Final answer
    x = 3,658.69

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Similar ratio
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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.