Home / 8,019.92-12,030.52-2,177.04

Finding the Fourth Proportional to 8,019.92, 12,030.52 and 2,177.04

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Solution

The fourth proportional to 8,019.92, 12,030.52 and 2,177.04 is: 3,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.92 : 12,030.52 = 2,177.04 : x
  2. Step 2: Convert to fraction form
    8,019.92/12,030.52 = 2,177.04/x
  3. Step 3: Cross multiply
    8,019.92x = 12,030.52 × 2,177.04
  4. Step 4: Simplify right side
    8,019.92x = 26,190,923.26
  5. Step 5: Solve for x
    x = 26,190,923.26/8,019.92
  6. Step 6: Final answer
    x = 3,265.73

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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.