Home / 5,519.52-8,279.28-2,597.76

Finding the Fourth Proportional to 5,519.52, 8,279.28 and 2,597.76

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Solution

The fourth proportional to 5,519.52, 8,279.28 and 2,597.76 is: 3,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.52 : 8,279.28 = 2,597.76 : x
  2. Step 2: Convert to fraction form
    5,519.52/8,279.28 = 2,597.76/x
  3. Step 3: Cross multiply
    5,519.52x = 8,279.28 × 2,597.76
  4. Step 4: Simplify right side
    5,519.52x = 21,507,582.41
  5. Step 5: Solve for x
    x = 21,507,582.41/5,519.52
  6. Step 6: Final answer
    x = 3,896.64

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Similar ratio
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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.