Home / 7,387.24-11,077.61-2,767

Finding the Fourth Proportional to 7,387.24, 11,077.61 and 2,767

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Solution

The fourth proportional to 7,387.24, 11,077.61 and 2,767 is: 4,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.24 : 11,077.61 = 2,767 : x
  2. Step 2: Convert to fraction form
    7,387.24/11,077.61 = 2,767/x
  3. Step 3: Cross multiply
    7,387.24x = 11,077.61 × 2,767
  4. Step 4: Simplify right side
    7,387.24x = 30,651,746.87
  5. Step 5: Solve for x
    x = 30,651,746.87/7,387.24
  6. Step 6: Final answer
    x = 4,149.28

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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.