Home / 2,719.01-4,080.05-1,158.85

Finding the Fourth Proportional to 2,719.01, 4,080.05 and 1,158.85

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Solution

The fourth proportional to 2,719.01, 4,080.05 and 1,158.85 is: 1,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.01 : 4,080.05 = 1,158.85 : x
  2. Step 2: Convert to fraction form
    2,719.01/4,080.05 = 1,158.85/x
  3. Step 3: Cross multiply
    2,719.01x = 4,080.05 × 1,158.85
  4. Step 4: Simplify right side
    2,719.01x = 4,728,158.64
  5. Step 5: Solve for x
    x = 4,728,158.64/2,719.01
  6. Step 6: Final answer
    x = 1,738.92

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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.