Home / 10,184.38-15,278.37-3,614.38

Finding the Fourth Proportional to 10,184.38, 15,278.37 and 3,614.38

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Solution

The fourth proportional to 10,184.38, 15,278.37 and 3,614.38 is: 5,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.38 : 15,278.37 = 3,614.38 : x
  2. Step 2: Convert to fraction form
    10,184.38/15,278.37 = 3,614.38/x
  3. Step 3: Cross multiply
    10,184.38x = 15,278.37 × 3,614.38
  4. Step 4: Simplify right side
    10,184.38x = 55,221,834.96
  5. Step 5: Solve for x
    x = 55,221,834.96/10,184.38
  6. Step 6: Final answer
    x = 5,422.21

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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.