Home / 8,020.27-12,030.41-2,177.74

Finding the Fourth Proportional to 8,020.27, 12,030.41 and 2,177.74

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Solution

The fourth proportional to 8,020.27, 12,030.41 and 2,177.74 is: 3,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.27 : 12,030.41 = 2,177.74 : x
  2. Step 2: Convert to fraction form
    8,020.27/12,030.41 = 2,177.74/x
  3. Step 3: Cross multiply
    8,020.27x = 12,030.41 × 2,177.74
  4. Step 4: Simplify right side
    8,020.27x = 26,199,105.07
  5. Step 5: Solve for x
    x = 26,199,105.07/8,020.27
  6. Step 6: Final answer
    x = 3,266.61

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Similar ratio
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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.