Home / 9,145.92-13,713.36-3,592.68

Finding the Fourth Proportional to 9,145.92, 13,713.36 and 3,592.68

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Solution

The fourth proportional to 9,145.92, 13,713.36 and 3,592.68 is: 5,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.92 : 13,713.36 = 3,592.68 : x
  2. Step 2: Convert to fraction form
    9,145.92/13,713.36 = 3,592.68/x
  3. Step 3: Cross multiply
    9,145.92x = 13,713.36 × 3,592.68
  4. Step 4: Simplify right side
    9,145.92x = 49,267,714.20
  5. Step 5: Solve for x
    x = 49,267,714.20/9,145.92
  6. Step 6: Final answer
    x = 5,386.85

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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.