Home / 2,731.63-3,769.65-1,552.94

Finding the Fourth Proportional to 2,731.63, 3,769.65 and 1,552.94

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Solution

The fourth proportional to 2,731.63, 3,769.65 and 1,552.94 is: 2,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.63 : 3,769.65 = 1,552.94 : x
  2. Step 2: Convert to fraction form
    2,731.63/3,769.65 = 1,552.94/x
  3. Step 3: Cross multiply
    2,731.63x = 3,769.65 × 1,552.94
  4. Step 4: Simplify right side
    2,731.63x = 5,854,040.27
  5. Step 5: Solve for x
    x = 5,854,040.27/2,731.63
  6. Step 6: Final answer
    x = 2,143.06

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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.