Home / 9,149.06-13,726.02-3,953.72

Finding the Fourth Proportional to 9,149.06, 13,726.02 and 3,953.72

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Solution

The fourth proportional to 9,149.06, 13,726.02 and 3,953.72 is: 5,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.06 : 13,726.02 = 3,953.72 : x
  2. Step 2: Convert to fraction form
    9,149.06/13,726.02 = 3,953.72/x
  3. Step 3: Cross multiply
    9,149.06x = 13,726.02 × 3,953.72
  4. Step 4: Simplify right side
    9,149.06x = 54,268,839.79
  5. Step 5: Solve for x
    x = 54,268,839.79/9,149.06
  6. Step 6: Final answer
    x = 5,931.63

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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.