Home / 3,232.28-4,459.38-2,918

Finding the Fourth Proportional to 3,232.28, 4,459.38 and 2,918

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Solution

The fourth proportional to 3,232.28, 4,459.38 and 2,918 is: 4,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.28 : 4,459.38 = 2,918 : x
  2. Step 2: Convert to fraction form
    3,232.28/4,459.38 = 2,918/x
  3. Step 3: Cross multiply
    3,232.28x = 4,459.38 × 2,918
  4. Step 4: Simplify right side
    3,232.28x = 13,012,470.84
  5. Step 5: Solve for x
    x = 13,012,470.84/3,232.28
  6. Step 6: Final answer
    x = 4,025.79

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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.