Home / 3,531.40-4,867.46-2,481.64

Finding the Fourth Proportional to 3,531.40, 4,867.46 and 2,481.64

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Solution

The fourth proportional to 3,531.40, 4,867.46 and 2,481.64 is: 3,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.40 : 4,867.46 = 2,481.64 : x
  2. Step 2: Convert to fraction form
    3,531.40/4,867.46 = 2,481.64/x
  3. Step 3: Cross multiply
    3,531.40x = 4,867.46 × 2,481.64
  4. Step 4: Simplify right side
    3,531.40x = 12,079,283.43
  5. Step 5: Solve for x
    x = 12,079,283.43/3,531.40
  6. Step 6: Final answer
    x = 3,420.54

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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.