Home / 6,507.26-9,761.02-2,125.16

Finding the Fourth Proportional to 6,507.26, 9,761.02 and 2,125.16

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Solution

The fourth proportional to 6,507.26, 9,761.02 and 2,125.16 is: 3,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.26 : 9,761.02 = 2,125.16 : x
  2. Step 2: Convert to fraction form
    6,507.26/9,761.02 = 2,125.16/x
  3. Step 3: Cross multiply
    6,507.26x = 9,761.02 × 2,125.16
  4. Step 4: Simplify right side
    6,507.26x = 20,743,729.26
  5. Step 5: Solve for x
    x = 20,743,729.26/6,507.26
  6. Step 6: Final answer
    x = 3,187.78

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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.