Home / 6,375-9,566.28-2,912.52

Finding the Fourth Proportional to 6,375, 9,566.28 and 2,912.52

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Solution

The fourth proportional to 6,375, 9,566.28 and 2,912.52 is: 4,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375 : 9,566.28 = 2,912.52 : x
  2. Step 2: Convert to fraction form
    6,375/9,566.28 = 2,912.52/x
  3. Step 3: Cross multiply
    6,375x = 9,566.28 × 2,912.52
  4. Step 4: Simplify right side
    6,375x = 27,861,981.83
  5. Step 5: Solve for x
    x = 27,861,981.83/6,375
  6. Step 6: Final answer
    x = 4,370.51

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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.