Home / 5,519.97-8,279.85-2,009.97

Finding the Fourth Proportional to 5,519.97, 8,279.85 and 2,009.97

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Solution

The fourth proportional to 5,519.97, 8,279.85 and 2,009.97 is: 3,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.97 : 8,279.85 = 2,009.97 : x
  2. Step 2: Convert to fraction form
    5,519.97/8,279.85 = 2,009.97/x
  3. Step 3: Cross multiply
    5,519.97x = 8,279.85 × 2,009.97
  4. Step 4: Simplify right side
    5,519.97x = 16,642,250.10
  5. Step 5: Solve for x
    x = 16,642,250.10/5,519.97
  6. Step 6: Final answer
    x = 3,014.92

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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.