Home / 3,795.40-5,689.23-1,454.80

Finding the Fourth Proportional to 3,795.40, 5,689.23 and 1,454.80

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Solution

The fourth proportional to 3,795.40, 5,689.23 and 1,454.80 is: 2,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.40 : 5,689.23 = 1,454.80 : x
  2. Step 2: Convert to fraction form
    3,795.40/5,689.23 = 1,454.80/x
  3. Step 3: Cross multiply
    3,795.40x = 5,689.23 × 1,454.80
  4. Step 4: Simplify right side
    3,795.40x = 8,276,691.80
  5. Step 5: Solve for x
    x = 8,276,691.80/3,795.40
  6. Step 6: Final answer
    x = 2,180.72

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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.