Home / 3,478.20-5,217.46-3,232.16

Finding the Fourth Proportional to 3,478.20, 5,217.46 and 3,232.16

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Solution

The fourth proportional to 3,478.20, 5,217.46 and 3,232.16 is: 4,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.20 : 5,217.46 = 3,232.16 : x
  2. Step 2: Convert to fraction form
    3,478.20/5,217.46 = 3,232.16/x
  3. Step 3: Cross multiply
    3,478.20x = 5,217.46 × 3,232.16
  4. Step 4: Simplify right side
    3,478.20x = 16,863,665.51
  5. Step 5: Solve for x
    x = 16,863,665.51/3,478.20
  6. Step 6: Final answer
    x = 4,848.39

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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.