Home / 7,414.61-11,120.12-3,463.37

Finding the Fourth Proportional to 7,414.61, 11,120.12 and 3,463.37

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Solution

The fourth proportional to 7,414.61, 11,120.12 and 3,463.37 is: 5,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.61 : 11,120.12 = 3,463.37 : x
  2. Step 2: Convert to fraction form
    7,414.61/11,120.12 = 3,463.37/x
  3. Step 3: Cross multiply
    7,414.61x = 11,120.12 × 3,463.37
  4. Step 4: Simplify right side
    7,414.61x = 38,513,072.69
  5. Step 5: Solve for x
    x = 38,513,072.69/7,414.61
  6. Step 6: Final answer
    x = 5,194.21

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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.