Home / 1,830.20-2,524.46-1,167.89

Finding the Fourth Proportional to 1,830.20, 2,524.46 and 1,167.89

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Solution

The fourth proportional to 1,830.20, 2,524.46 and 1,167.89 is: 1,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.20 : 2,524.46 = 1,167.89 : x
  2. Step 2: Convert to fraction form
    1,830.20/2,524.46 = 1,167.89/x
  3. Step 3: Cross multiply
    1,830.20x = 2,524.46 × 1,167.89
  4. Step 4: Simplify right side
    1,830.20x = 2,948,273.13
  5. Step 5: Solve for x
    x = 2,948,273.13/1,830.20
  6. Step 6: Final answer
    x = 1,610.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.