Home / 3,269.72-4,508.46-2,482.40

Finding the Fourth Proportional to 3,269.72, 4,508.46 and 2,482.40

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Solution

The fourth proportional to 3,269.72, 4,508.46 and 2,482.40 is: 3,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.72 : 4,508.46 = 2,482.40 : x
  2. Step 2: Convert to fraction form
    3,269.72/4,508.46 = 2,482.40/x
  3. Step 3: Cross multiply
    3,269.72x = 4,508.46 × 2,482.40
  4. Step 4: Simplify right side
    3,269.72x = 11,191,801.10
  5. Step 5: Solve for x
    x = 11,191,801.10/3,269.72
  6. Step 6: Final answer
    x = 3,422.86

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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.