Home / 4,507.26-6,761.25-1,387.02

Finding the Fourth Proportional to 4,507.26, 6,761.25 and 1,387.02

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Solution

The fourth proportional to 4,507.26, 6,761.25 and 1,387.02 is: 2,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.26 : 6,761.25 = 1,387.02 : x
  2. Step 2: Convert to fraction form
    4,507.26/6,761.25 = 1,387.02/x
  3. Step 3: Cross multiply
    4,507.26x = 6,761.25 × 1,387.02
  4. Step 4: Simplify right side
    4,507.26x = 9,377,988.98
  5. Step 5: Solve for x
    x = 9,377,988.98/4,507.26
  6. Step 6: Final answer
    x = 2,080.64

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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.