Home / 5,929.20-8,185.76-5,273.04

Finding the Fourth Proportional to 5,929.20, 8,185.76 and 5,273.04

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Solution

The fourth proportional to 5,929.20, 8,185.76 and 5,273.04 is: 7,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.20 : 8,185.76 = 5,273.04 : x
  2. Step 2: Convert to fraction form
    5,929.20/8,185.76 = 5,273.04/x
  3. Step 3: Cross multiply
    5,929.20x = 8,185.76 × 5,273.04
  4. Step 4: Simplify right side
    5,929.20x = 43,163,839.91
  5. Step 5: Solve for x
    x = 43,163,839.91/5,929.20
  6. Step 6: Final answer
    x = 7,279.88

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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.