Home / 9,748.14-13,446.24-6,391.17

Finding the Fourth Proportional to 9,748.14, 13,446.24 and 6,391.17

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Solution

The fourth proportional to 9,748.14, 13,446.24 and 6,391.17 is: 8,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,748.14 : 13,446.24 = 6,391.17 : x
  2. Step 2: Convert to fraction form
    9,748.14/13,446.24 = 6,391.17/x
  3. Step 3: Cross multiply
    9,748.14x = 13,446.24 × 6,391.17
  4. Step 4: Simplify right side
    9,748.14x = 85,937,238.90
  5. Step 5: Solve for x
    x = 85,937,238.90/9,748.14
  6. Step 6: Final answer
    x = 8,815.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.