Home / 3,269.57-4,512.01-1,872.32

Finding the Fourth Proportional to 3,269.57, 4,512.01 and 1,872.32

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Solution

The fourth proportional to 3,269.57, 4,512.01 and 1,872.32 is: 2,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.57 : 4,512.01 = 1,872.32 : x
  2. Step 2: Convert to fraction form
    3,269.57/4,512.01 = 1,872.32/x
  3. Step 3: Cross multiply
    3,269.57x = 4,512.01 × 1,872.32
  4. Step 4: Simplify right side
    3,269.57x = 8,447,926.56
  5. Step 5: Solve for x
    x = 8,447,926.56/3,269.57
  6. Step 6: Final answer
    x = 2,583.80

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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.