Home / 3,972.41-5,475.65-3,025.18

Finding the Fourth Proportional to 3,972.41, 5,475.65 and 3,025.18

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Solution

The fourth proportional to 3,972.41, 5,475.65 and 3,025.18 is: 4,169.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.41 : 5,475.65 = 3,025.18 : x
  2. Step 2: Convert to fraction form
    3,972.41/5,475.65 = 3,025.18/x
  3. Step 3: Cross multiply
    3,972.41x = 5,475.65 × 3,025.18
  4. Step 4: Simplify right side
    3,972.41x = 16,564,799.49
  5. Step 5: Solve for x
    x = 16,564,799.49/3,972.41
  6. Step 6: Final answer
    x = 4,169.97

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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.