Home / 3,236.15-4,463.52-2,115.29

Finding the Fourth Proportional to 3,236.15, 4,463.52 and 2,115.29

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Solution

The fourth proportional to 3,236.15, 4,463.52 and 2,115.29 is: 2,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.15 : 4,463.52 = 2,115.29 : x
  2. Step 2: Convert to fraction form
    3,236.15/4,463.52 = 2,115.29/x
  3. Step 3: Cross multiply
    3,236.15x = 4,463.52 × 2,115.29
  4. Step 4: Simplify right side
    3,236.15x = 9,441,639.22
  5. Step 5: Solve for x
    x = 9,441,639.22/3,236.15
  6. Step 6: Final answer
    x = 2,917.55

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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.