Home / 3,049.90-4,575.76-1,590.08

Finding the Fourth Proportional to 3,049.90, 4,575.76 and 1,590.08

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Solution

The fourth proportional to 3,049.90, 4,575.76 and 1,590.08 is: 2,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.90 : 4,575.76 = 1,590.08 : x
  2. Step 2: Convert to fraction form
    3,049.90/4,575.76 = 1,590.08/x
  3. Step 3: Cross multiply
    3,049.90x = 4,575.76 × 1,590.08
  4. Step 4: Simplify right side
    3,049.90x = 7,275,797.61
  5. Step 5: Solve for x
    x = 7,275,797.61/3,049.90
  6. Step 6: Final answer
    x = 2,385.59

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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.