Home / 7,682.29-11,513.85-3,294.66

Finding the Fourth Proportional to 7,682.29, 11,513.85 and 3,294.66

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Solution

The fourth proportional to 7,682.29, 11,513.85 and 3,294.66 is: 4,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.29 : 11,513.85 = 3,294.66 : x
  2. Step 2: Convert to fraction form
    7,682.29/11,513.85 = 3,294.66/x
  3. Step 3: Cross multiply
    7,682.29x = 11,513.85 × 3,294.66
  4. Step 4: Simplify right side
    7,682.29x = 37,934,221.04
  5. Step 5: Solve for x
    x = 37,934,221.04/7,682.29
  6. Step 6: Final answer
    x = 4,937.88

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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.