Home / 9,151.11-13,725.45-2,577.86

Finding the Fourth Proportional to 9,151.11, 13,725.45 and 2,577.86

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Solution

The fourth proportional to 9,151.11, 13,725.45 and 2,577.86 is: 3,866.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.11 : 13,725.45 = 2,577.86 : x
  2. Step 2: Convert to fraction form
    9,151.11/13,725.45 = 2,577.86/x
  3. Step 3: Cross multiply
    9,151.11x = 13,725.45 × 2,577.86
  4. Step 4: Simplify right side
    9,151.11x = 35,382,288.54
  5. Step 5: Solve for x
    x = 35,382,288.54/9,151.11
  6. Step 6: Final answer
    x = 3,866.45

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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.