Home / 9,680.46-13,351.86-6,091.92

Finding the Fourth Proportional to 9,680.46, 13,351.86 and 6,091.92

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Solution

The fourth proportional to 9,680.46, 13,351.86 and 6,091.92 is: 8,402.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.46 : 13,351.86 = 6,091.92 : x
  2. Step 2: Convert to fraction form
    9,680.46/13,351.86 = 6,091.92/x
  3. Step 3: Cross multiply
    9,680.46x = 13,351.86 × 6,091.92
  4. Step 4: Simplify right side
    9,680.46x = 81,338,462.97
  5. Step 5: Solve for x
    x = 81,338,462.97/9,680.46
  6. Step 6: Final answer
    x = 8,402.33

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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.