Home / 5,530.76-8,289.72-2,239.76

Finding the Fourth Proportional to 5,530.76, 8,289.72 and 2,239.76

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Solution

The fourth proportional to 5,530.76, 8,289.72 and 2,239.76 is: 3,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.76 : 8,289.72 = 2,239.76 : x
  2. Step 2: Convert to fraction form
    5,530.76/8,289.72 = 2,239.76/x
  3. Step 3: Cross multiply
    5,530.76x = 8,289.72 × 2,239.76
  4. Step 4: Simplify right side
    5,530.76x = 18,566,983.27
  5. Step 5: Solve for x
    x = 18,566,983.27/5,530.76
  6. Step 6: Final answer
    x = 3,357.04

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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.