Home / 7,387.97-11,077.83-2,456.28

Finding the Fourth Proportional to 7,387.97, 11,077.83 and 2,456.28

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Solution

The fourth proportional to 7,387.97, 11,077.83 and 2,456.28 is: 3,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.97 : 11,077.83 = 2,456.28 : x
  2. Step 2: Convert to fraction form
    7,387.97/11,077.83 = 2,456.28/x
  3. Step 3: Cross multiply
    7,387.97x = 11,077.83 × 2,456.28
  4. Step 4: Simplify right side
    7,387.97x = 27,210,252.27
  5. Step 5: Solve for x
    x = 27,210,252.27/7,387.97
  6. Step 6: Final answer
    x = 3,683.05

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1.5x scale

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.