Home / 8,124.28-12,184.55-2,576.59

Finding the Fourth Proportional to 8,124.28, 12,184.55 and 2,576.59

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Solution

The fourth proportional to 8,124.28, 12,184.55 and 2,576.59 is: 3,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.28 : 12,184.55 = 2,576.59 : x
  2. Step 2: Convert to fraction form
    8,124.28/12,184.55 = 2,576.59/x
  3. Step 3: Cross multiply
    8,124.28x = 12,184.55 × 2,576.59
  4. Step 4: Simplify right side
    8,124.28x = 31,394,589.68
  5. Step 5: Solve for x
    x = 31,394,589.68/8,124.28
  6. Step 6: Final answer
    x = 3,864.29

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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.