Home / 8,022.28-12,026.12-5,419.76

Finding the Fourth Proportional to 8,022.28, 12,026.12 and 5,419.76

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Solution

The fourth proportional to 8,022.28, 12,026.12 and 5,419.76 is: 8,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.28 : 12,026.12 = 5,419.76 : x
  2. Step 2: Convert to fraction form
    8,022.28/12,026.12 = 5,419.76/x
  3. Step 3: Cross multiply
    8,022.28x = 12,026.12 × 5,419.76
  4. Step 4: Simplify right side
    8,022.28x = 65,178,684.13
  5. Step 5: Solve for x
    x = 65,178,684.13/8,022.28
  6. Step 6: Final answer
    x = 8,124.71

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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.