Home / 8,934.24-13,402.40-3,391.73

Finding the Fourth Proportional to 8,934.24, 13,402.40 and 3,391.73

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Solution

The fourth proportional to 8,934.24, 13,402.40 and 3,391.73 is: 5,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.24 : 13,402.40 = 3,391.73 : x
  2. Step 2: Convert to fraction form
    8,934.24/13,402.40 = 3,391.73/x
  3. Step 3: Cross multiply
    8,934.24x = 13,402.40 × 3,391.73
  4. Step 4: Simplify right side
    8,934.24x = 45,457,322.15
  5. Step 5: Solve for x
    x = 45,457,322.15/8,934.24
  6. Step 6: Final answer
    x = 5,087.99

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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.