Home / 3,402.17-4,693.78-2,223.92

Finding the Fourth Proportional to 3,402.17, 4,693.78 and 2,223.92

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Solution

The fourth proportional to 3,402.17, 4,693.78 and 2,223.92 is: 3,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.17 : 4,693.78 = 2,223.92 : x
  2. Step 2: Convert to fraction form
    3,402.17/4,693.78 = 2,223.92/x
  3. Step 3: Cross multiply
    3,402.17x = 4,693.78 × 2,223.92
  4. Step 4: Simplify right side
    3,402.17x = 10,438,591.22
  5. Step 5: Solve for x
    x = 10,438,591.22/3,402.17
  6. Step 6: Final answer
    x = 3,068.22

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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.