Home / 3,753.19-5,180.12-2,474.83

Finding the Fourth Proportional to 3,753.19, 5,180.12 and 2,474.83

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Solution

The fourth proportional to 3,753.19, 5,180.12 and 2,474.83 is: 3,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.19 : 5,180.12 = 2,474.83 : x
  2. Step 2: Convert to fraction form
    3,753.19/5,180.12 = 2,474.83/x
  3. Step 3: Cross multiply
    3,753.19x = 5,180.12 × 2,474.83
  4. Step 4: Simplify right side
    3,753.19x = 12,819,916.38
  5. Step 5: Solve for x
    x = 12,819,916.38/3,753.19
  6. Step 6: Final answer
    x = 3,415.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.