Home / 7,719.38-11,579.06-2,525.25

Finding the Fourth Proportional to 7,719.38, 11,579.06 and 2,525.25

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Solution

The fourth proportional to 7,719.38, 11,579.06 and 2,525.25 is: 3,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.38 : 11,579.06 = 2,525.25 : x
  2. Step 2: Convert to fraction form
    7,719.38/11,579.06 = 2,525.25/x
  3. Step 3: Cross multiply
    7,719.38x = 11,579.06 × 2,525.25
  4. Step 4: Simplify right side
    7,719.38x = 29,240,027.58
  5. Step 5: Solve for x
    x = 29,240,027.58/7,719.38
  6. Step 6: Final answer
    x = 3,787.88

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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.