Home / 8,881.13-12,260.36-6,963.58

Finding the Fourth Proportional to 8,881.13, 12,260.36 and 6,963.58

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Solution

The fourth proportional to 8,881.13, 12,260.36 and 6,963.58 is: 9,613.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.13 : 12,260.36 = 6,963.58 : x
  2. Step 2: Convert to fraction form
    8,881.13/12,260.36 = 6,963.58/x
  3. Step 3: Cross multiply
    8,881.13x = 12,260.36 × 6,963.58
  4. Step 4: Simplify right side
    8,881.13x = 85,375,997.69
  5. Step 5: Solve for x
    x = 85,375,997.69/8,881.13
  6. Step 6: Final answer
    x = 9,613.19

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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.