Home / 5,031.45-7,550.80-2,259.88

Finding the Fourth Proportional to 5,031.45, 7,550.80 and 2,259.88

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Solution

The fourth proportional to 5,031.45, 7,550.80 and 2,259.88 is: 3,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.45 : 7,550.80 = 2,259.88 : x
  2. Step 2: Convert to fraction form
    5,031.45/7,550.80 = 2,259.88/x
  3. Step 3: Cross multiply
    5,031.45x = 7,550.80 × 2,259.88
  4. Step 4: Simplify right side
    5,031.45x = 17,063,877.38
  5. Step 5: Solve for x
    x = 17,063,877.38/5,031.45
  6. Step 6: Final answer
    x = 3,391.44

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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.