Home / 5,488.78-8,230.65-2,367.29

Finding the Fourth Proportional to 5,488.78, 8,230.65 and 2,367.29

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Solution

The fourth proportional to 5,488.78, 8,230.65 and 2,367.29 is: 3,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.78 : 8,230.65 = 2,367.29 : x
  2. Step 2: Convert to fraction form
    5,488.78/8,230.65 = 2,367.29/x
  3. Step 3: Cross multiply
    5,488.78x = 8,230.65 × 2,367.29
  4. Step 4: Simplify right side
    5,488.78x = 19,484,335.44
  5. Step 5: Solve for x
    x = 19,484,335.44/5,488.78
  6. Step 6: Final answer
    x = 3,549.85

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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.