Home / 4,132.71-6,199.04-1,665.78

Finding the Fourth Proportional to 4,132.71, 6,199.04 and 1,665.78

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Solution

The fourth proportional to 4,132.71, 6,199.04 and 1,665.78 is: 2,498.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.71 : 6,199.04 = 1,665.78 : x
  2. Step 2: Convert to fraction form
    4,132.71/6,199.04 = 1,665.78/x
  3. Step 3: Cross multiply
    4,132.71x = 6,199.04 × 1,665.78
  4. Step 4: Simplify right side
    4,132.71x = 10,326,251.77
  5. Step 5: Solve for x
    x = 10,326,251.77/4,132.71
  6. Step 6: Final answer
    x = 2,498.66

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Double scale
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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.