Home / 7,659.24-11,488.56-2,187.24

Finding the Fourth Proportional to 7,659.24, 11,488.56 and 2,187.24

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Solution

The fourth proportional to 7,659.24, 11,488.56 and 2,187.24 is: 3,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.24 : 11,488.56 = 2,187.24 : x
  2. Step 2: Convert to fraction form
    7,659.24/11,488.56 = 2,187.24/x
  3. Step 3: Cross multiply
    7,659.24x = 11,488.56 × 2,187.24
  4. Step 4: Simplify right side
    7,659.24x = 25,128,237.97
  5. Step 5: Solve for x
    x = 25,128,237.97/7,659.24
  6. Step 6: Final answer
    x = 3,280.77

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Similar ratio
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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.