Home / 9,489.22-13,091.31-5,951.14

Finding the Fourth Proportional to 9,489.22, 13,091.31 and 5,951.14

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Solution

The fourth proportional to 9,489.22, 13,091.31 and 5,951.14 is: 8,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.22 : 13,091.31 = 5,951.14 : x
  2. Step 2: Convert to fraction form
    9,489.22/13,091.31 = 5,951.14/x
  3. Step 3: Cross multiply
    9,489.22x = 13,091.31 × 5,951.14
  4. Step 4: Simplify right side
    9,489.22x = 77,908,218.59
  5. Step 5: Solve for x
    x = 77,908,218.59/9,489.22
  6. Step 6: Final answer
    x = 8,210.18

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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.