Home / 8,020.53-12,031.47-2,177.19

Finding the Fourth Proportional to 8,020.53, 12,031.47 and 2,177.19

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Solution

The fourth proportional to 8,020.53, 12,031.47 and 2,177.19 is: 3,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.53 : 12,031.47 = 2,177.19 : x
  2. Step 2: Convert to fraction form
    8,020.53/12,031.47 = 2,177.19/x
  3. Step 3: Cross multiply
    8,020.53x = 12,031.47 × 2,177.19
  4. Step 4: Simplify right side
    8,020.53x = 26,194,796.17
  5. Step 5: Solve for x
    x = 26,194,796.17/8,020.53
  6. Step 6: Final answer
    x = 3,265.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.