Home / 3,445.07-5,167.61-1,253.82

Finding the Fourth Proportional to 3,445.07, 5,167.61 and 1,253.82

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Solution

The fourth proportional to 3,445.07, 5,167.61 and 1,253.82 is: 1,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.07 : 5,167.61 = 1,253.82 : x
  2. Step 2: Convert to fraction form
    3,445.07/5,167.61 = 1,253.82/x
  3. Step 3: Cross multiply
    3,445.07x = 5,167.61 × 1,253.82
  4. Step 4: Simplify right side
    3,445.07x = 6,479,255.90
  5. Step 5: Solve for x
    x = 6,479,255.90/3,445.07
  6. Step 6: Final answer
    x = 1,880.73

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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.