Home / 3,727.76-5,586.12-2,490.92

Finding the Fourth Proportional to 3,727.76, 5,586.12 and 2,490.92

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Solution

The fourth proportional to 3,727.76, 5,586.12 and 2,490.92 is: 3,732.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.76 : 5,586.12 = 2,490.92 : x
  2. Step 2: Convert to fraction form
    3,727.76/5,586.12 = 2,490.92/x
  3. Step 3: Cross multiply
    3,727.76x = 5,586.12 × 2,490.92
  4. Step 4: Simplify right side
    3,727.76x = 13,914,578.03
  5. Step 5: Solve for x
    x = 13,914,578.03/3,727.76
  6. Step 6: Final answer
    x = 3,732.69

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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.