Home / 2,427.27-3,640.90-966.43

Finding the Fourth Proportional to 2,427.27, 3,640.90 and 966.43

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Solution

The fourth proportional to 2,427.27, 3,640.90 and 966.43 is: 1,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.27 : 3,640.90 = 966.43 : x
  2. Step 2: Convert to fraction form
    2,427.27/3,640.90 = 966.43/x
  3. Step 3: Cross multiply
    2,427.27x = 3,640.90 × 966.43
  4. Step 4: Simplify right side
    2,427.27x = 3,518,674.99
  5. Step 5: Solve for x
    x = 3,518,674.99/2,427.27
  6. Step 6: Final answer
    x = 1,449.64

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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.