Home / 11,424.14-17,138.02-3,634.70

Finding the Fourth Proportional to 11,424.14, 17,138.02 and 3,634.70

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Solution

The fourth proportional to 11,424.14, 17,138.02 and 3,634.70 is: 5,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.14 : 17,138.02 = 3,634.70 : x
  2. Step 2: Convert to fraction form
    11,424.14/17,138.02 = 3,634.70/x
  3. Step 3: Cross multiply
    11,424.14x = 17,138.02 × 3,634.70
  4. Step 4: Simplify right side
    11,424.14x = 62,291,561.29
  5. Step 5: Solve for x
    x = 62,291,561.29/11,424.14
  6. Step 6: Final answer
    x = 5,452.63

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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.