Home / 3,387.06-4,671.72-2,192.04

Finding the Fourth Proportional to 3,387.06, 4,671.72 and 2,192.04

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Solution

The fourth proportional to 3,387.06, 4,671.72 and 2,192.04 is: 3,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.06 : 4,671.72 = 2,192.04 : x
  2. Step 2: Convert to fraction form
    3,387.06/4,671.72 = 2,192.04/x
  3. Step 3: Cross multiply
    3,387.06x = 4,671.72 × 2,192.04
  4. Step 4: Simplify right side
    3,387.06x = 10,240,597.11
  5. Step 5: Solve for x
    x = 10,240,597.11/3,387.06
  6. Step 6: Final answer
    x = 3,023.45

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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.