Home / 2,427.48-3,640.32-966.24

Finding the Fourth Proportional to 2,427.48, 3,640.32 and 966.24

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Solution

The fourth proportional to 2,427.48, 3,640.32 and 966.24 is: 1,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.48 : 3,640.32 = 966.24 : x
  2. Step 2: Convert to fraction form
    2,427.48/3,640.32 = 966.24/x
  3. Step 3: Cross multiply
    2,427.48x = 3,640.32 × 966.24
  4. Step 4: Simplify right side
    2,427.48x = 3,517,422.80
  5. Step 5: Solve for x
    x = 3,517,422.80/2,427.48
  6. Step 6: Final answer
    x = 1,449.00

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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.