Home / 2,484.47-3,727.81-1,251.20

Finding the Fourth Proportional to 2,484.47, 3,727.81 and 1,251.20

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Solution

The fourth proportional to 2,484.47, 3,727.81 and 1,251.20 is: 1,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.47 : 3,727.81 = 1,251.20 : x
  2. Step 2: Convert to fraction form
    2,484.47/3,727.81 = 1,251.20/x
  3. Step 3: Cross multiply
    2,484.47x = 3,727.81 × 1,251.20
  4. Step 4: Simplify right side
    2,484.47x = 4,664,247.62
  5. Step 5: Solve for x
    x = 4,664,247.62/2,484.47
  6. Step 6: Final answer
    x = 1,877.36

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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.