Home / 8,031.18-11,081.18-5,045.92

Finding the Fourth Proportional to 8,031.18, 11,081.18 and 5,045.92

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Solution

The fourth proportional to 8,031.18, 11,081.18 and 5,045.92 is: 6,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.18 : 11,081.18 = 5,045.92 : x
  2. Step 2: Convert to fraction form
    8,031.18/11,081.18 = 5,045.92/x
  3. Step 3: Cross multiply
    8,031.18x = 11,081.18 × 5,045.92
  4. Step 4: Simplify right side
    8,031.18x = 55,914,747.79
  5. Step 5: Solve for x
    x = 55,914,747.79/8,031.18
  6. Step 6: Final answer
    x = 6,962.21

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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.