Home / 2,731.03-4,097.08-1,170.82

Finding the Fourth Proportional to 2,731.03, 4,097.08 and 1,170.82

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Solution

The fourth proportional to 2,731.03, 4,097.08 and 1,170.82 is: 1,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.03 : 4,097.08 = 1,170.82 : x
  2. Step 2: Convert to fraction form
    2,731.03/4,097.08 = 1,170.82/x
  3. Step 3: Cross multiply
    2,731.03x = 4,097.08 × 1,170.82
  4. Step 4: Simplify right side
    2,731.03x = 4,796,949.79
  5. Step 5: Solve for x
    x = 4,796,949.79/2,731.03
  6. Step 6: Final answer
    x = 1,756.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.