Home / 4,192.76-5,787.22-3,359.28

Finding the Fourth Proportional to 4,192.76, 5,787.22 and 3,359.28

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Solution

The fourth proportional to 4,192.76, 5,787.22 and 3,359.28 is: 4,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.76 : 5,787.22 = 3,359.28 : x
  2. Step 2: Convert to fraction form
    4,192.76/5,787.22 = 3,359.28/x
  3. Step 3: Cross multiply
    4,192.76x = 5,787.22 × 3,359.28
  4. Step 4: Simplify right side
    4,192.76x = 19,440,892.40
  5. Step 5: Solve for x
    x = 19,440,892.40/4,192.76
  6. Step 6: Final answer
    x = 4,636.78

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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.