Home / 3,246.27-4,474.62-2,655.78

Finding the Fourth Proportional to 3,246.27, 4,474.62 and 2,655.78

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Solution

The fourth proportional to 3,246.27, 4,474.62 and 2,655.78 is: 3,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.27 : 4,474.62 = 2,655.78 : x
  2. Step 2: Convert to fraction form
    3,246.27/4,474.62 = 2,655.78/x
  3. Step 3: Cross multiply
    3,246.27x = 4,474.62 × 2,655.78
  4. Step 4: Simplify right side
    3,246.27x = 11,883,606.30
  5. Step 5: Solve for x
    x = 11,883,606.30/3,246.27
  6. Step 6: Final answer
    x = 3,660.70

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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.