Home / 4,178.48-5,763.51-2,688.29

Finding the Fourth Proportional to 4,178.48, 5,763.51 and 2,688.29

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Solution

The fourth proportional to 4,178.48, 5,763.51 and 2,688.29 is: 3,708.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.48 : 5,763.51 = 2,688.29 : x
  2. Step 2: Convert to fraction form
    4,178.48/5,763.51 = 2,688.29/x
  3. Step 3: Cross multiply
    4,178.48x = 5,763.51 × 2,688.29
  4. Step 4: Simplify right side
    4,178.48x = 15,493,957.48
  5. Step 5: Solve for x
    x = 15,493,957.48/4,178.48
  6. Step 6: Final answer
    x = 3,708.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.