Home / 2,447.28-3,376.56-2,324.16

Finding the Fourth Proportional to 2,447.28, 3,376.56 and 2,324.16

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Solution

The fourth proportional to 2,447.28, 3,376.56 and 2,324.16 is: 3,206.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.28 : 3,376.56 = 2,324.16 : x
  2. Step 2: Convert to fraction form
    2,447.28/3,376.56 = 2,324.16/x
  3. Step 3: Cross multiply
    2,447.28x = 3,376.56 × 2,324.16
  4. Step 4: Simplify right side
    2,447.28x = 7,847,665.69
  5. Step 5: Solve for x
    x = 7,847,665.69/2,447.28
  6. Step 6: Final answer
    x = 3,206.69

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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.