Home / 10,049.85-13,868.80-5,573.66

Finding the Fourth Proportional to 10,049.85, 13,868.80 and 5,573.66

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Solution

The fourth proportional to 10,049.85, 13,868.80 and 5,573.66 is: 7,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.85 : 13,868.80 = 5,573.66 : x
  2. Step 2: Convert to fraction form
    10,049.85/13,868.80 = 5,573.66/x
  3. Step 3: Cross multiply
    10,049.85x = 13,868.80 × 5,573.66
  4. Step 4: Simplify right side
    10,049.85x = 77,299,892.53
  5. Step 5: Solve for x
    x = 77,299,892.53/10,049.85
  6. Step 6: Final answer
    x = 7,691.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.