Home / 8,124.82-12,167.75-4,417.85

Finding the Fourth Proportional to 8,124.82, 12,167.75 and 4,417.85

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Solution

The fourth proportional to 8,124.82, 12,167.75 and 4,417.85 is: 6,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.82 : 12,167.75 = 4,417.85 : x
  2. Step 2: Convert to fraction form
    8,124.82/12,167.75 = 4,417.85/x
  3. Step 3: Cross multiply
    8,124.82x = 12,167.75 × 4,417.85
  4. Step 4: Simplify right side
    8,124.82x = 53,755,294.34
  5. Step 5: Solve for x
    x = 53,755,294.34/8,124.82
  6. Step 6: Final answer
    x = 6,616.18

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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.