Home / 9,156.52-13,726.68-3,959.56

Finding the Fourth Proportional to 9,156.52, 13,726.68 and 3,959.56

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Solution

The fourth proportional to 9,156.52, 13,726.68 and 3,959.56 is: 5,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.52 : 13,726.68 = 3,959.56 : x
  2. Step 2: Convert to fraction form
    9,156.52/13,726.68 = 3,959.56/x
  3. Step 3: Cross multiply
    9,156.52x = 13,726.68 × 3,959.56
  4. Step 4: Simplify right side
    9,156.52x = 54,351,613.06
  5. Step 5: Solve for x
    x = 54,351,613.06/9,156.52
  6. Step 6: Final answer
    x = 5,935.84

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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.