Home / 3,655.19-5,049.92-2,395.79

Finding the Fourth Proportional to 3,655.19, 5,049.92 and 2,395.79

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Solution

The fourth proportional to 3,655.19, 5,049.92 and 2,395.79 is: 3,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.19 : 5,049.92 = 2,395.79 : x
  2. Step 2: Convert to fraction form
    3,655.19/5,049.92 = 2,395.79/x
  3. Step 3: Cross multiply
    3,655.19x = 5,049.92 × 2,395.79
  4. Step 4: Simplify right side
    3,655.19x = 12,098,547.88
  5. Step 5: Solve for x
    x = 12,098,547.88/3,655.19
  6. Step 6: Final answer
    x = 3,309.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.