Home / 2,719.99-4,081.20-1,549.95

Finding the Fourth Proportional to 2,719.99, 4,081.20 and 1,549.95

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Solution

The fourth proportional to 2,719.99, 4,081.20 and 1,549.95 is: 2,325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.99 : 4,081.20 = 1,549.95 : x
  2. Step 2: Convert to fraction form
    2,719.99/4,081.20 = 1,549.95/x
  3. Step 3: Cross multiply
    2,719.99x = 4,081.20 × 1,549.95
  4. Step 4: Simplify right side
    2,719.99x = 6,325,655.94
  5. Step 5: Solve for x
    x = 6,325,655.94/2,719.99
  6. Step 6: Final answer
    x = 2,325.62

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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.