Home / 3,382.64-4,671.23-3,198.57

Finding the Fourth Proportional to 3,382.64, 4,671.23 and 3,198.57

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Solution

The fourth proportional to 3,382.64, 4,671.23 and 3,198.57 is: 4,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.64 : 4,671.23 = 3,198.57 : x
  2. Step 2: Convert to fraction form
    3,382.64/4,671.23 = 3,198.57/x
  3. Step 3: Cross multiply
    3,382.64x = 4,671.23 × 3,198.57
  4. Step 4: Simplify right side
    3,382.64x = 14,941,256.14
  5. Step 5: Solve for x
    x = 14,941,256.14/3,382.64
  6. Step 6: Final answer
    x = 4,417.04

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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.