Home / 7,387.94-11,079.51-2,456.25

Finding the Fourth Proportional to 7,387.94, 11,079.51 and 2,456.25

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Solution

The fourth proportional to 7,387.94, 11,079.51 and 2,456.25 is: 3,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.94 : 11,079.51 = 2,456.25 : x
  2. Step 2: Convert to fraction form
    7,387.94/11,079.51 = 2,456.25/x
  3. Step 3: Cross multiply
    7,387.94x = 11,079.51 × 2,456.25
  4. Step 4: Simplify right side
    7,387.94x = 27,214,046.44
  5. Step 5: Solve for x
    x = 27,214,046.44/7,387.94
  6. Step 6: Final answer
    x = 3,683.58

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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.