Home / 2,731.29-3,769.50-1,552.54

Finding the Fourth Proportional to 2,731.29, 3,769.50 and 1,552.54

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Solution

The fourth proportional to 2,731.29, 3,769.50 and 1,552.54 is: 2,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.29 : 3,769.50 = 1,552.54 : x
  2. Step 2: Convert to fraction form
    2,731.29/3,769.50 = 1,552.54/x
  3. Step 3: Cross multiply
    2,731.29x = 3,769.50 × 1,552.54
  4. Step 4: Simplify right side
    2,731.29x = 5,852,303.41
  5. Step 5: Solve for x
    x = 5,852,303.41/2,731.29
  6. Step 6: Final answer
    x = 2,142.69

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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.