Home / 9,150.56-13,725.92-2,576.87

Finding the Fourth Proportional to 9,150.56, 13,725.92 and 2,576.87

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Solution

The fourth proportional to 9,150.56, 13,725.92 and 2,576.87 is: 3,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.56 : 13,725.92 = 2,576.87 : x
  2. Step 2: Convert to fraction form
    9,150.56/13,725.92 = 2,576.87/x
  3. Step 3: Cross multiply
    9,150.56x = 13,725.92 × 2,576.87
  4. Step 4: Simplify right side
    9,150.56x = 35,369,849.28
  5. Step 5: Solve for x
    x = 35,369,849.28/9,150.56
  6. Step 6: Final answer
    x = 3,865.32

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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.