Home / 8,723.28-13,084.92-3,529.14

Finding the Fourth Proportional to 8,723.28, 13,084.92 and 3,529.14

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Solution

The fourth proportional to 8,723.28, 13,084.92 and 3,529.14 is: 5,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.28 : 13,084.92 = 3,529.14 : x
  2. Step 2: Convert to fraction form
    8,723.28/13,084.92 = 3,529.14/x
  3. Step 3: Cross multiply
    8,723.28x = 13,084.92 × 3,529.14
  4. Step 4: Simplify right side
    8,723.28x = 46,178,514.57
  5. Step 5: Solve for x
    x = 46,178,514.57/8,723.28
  6. Step 6: Final answer
    x = 5,293.71

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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.