Home / 9,151.18-13,726.86-2,577.49

Finding the Fourth Proportional to 9,151.18, 13,726.86 and 2,577.49

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Solution

The fourth proportional to 9,151.18, 13,726.86 and 2,577.49 is: 3,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.18 : 13,726.86 = 2,577.49 : x
  2. Step 2: Convert to fraction form
    9,151.18/13,726.86 = 2,577.49/x
  3. Step 3: Cross multiply
    9,151.18x = 13,726.86 × 2,577.49
  4. Step 4: Simplify right side
    9,151.18x = 35,380,844.38
  5. Step 5: Solve for x
    x = 35,380,844.38/9,151.18
  6. Step 6: Final answer
    x = 3,866.26

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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.