Home / 3,222.04-4,445.28-2,042.92

Finding the Fourth Proportional to 3,222.04, 4,445.28 and 2,042.92

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Solution

The fourth proportional to 3,222.04, 4,445.28 and 2,042.92 is: 2,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.04 : 4,445.28 = 2,042.92 : x
  2. Step 2: Convert to fraction form
    3,222.04/4,445.28 = 2,042.92/x
  3. Step 3: Cross multiply
    3,222.04x = 4,445.28 × 2,042.92
  4. Step 4: Simplify right side
    3,222.04x = 9,081,351.42
  5. Step 5: Solve for x
    x = 9,081,351.42/3,222.04
  6. Step 6: Final answer
    x = 2,818.51

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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.