Home / 1,179.68-1,756.17-1,173.56

Finding the Fourth Proportional to 1,179.68, 1,756.17 and 1,173.56

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Solution

The fourth proportional to 1,179.68, 1,756.17 and 1,173.56 is: 1,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179.68 : 1,756.17 = 1,173.56 : x
  2. Step 2: Convert to fraction form
    1,179.68/1,756.17 = 1,173.56/x
  3. Step 3: Cross multiply
    1,179.68x = 1,756.17 × 1,173.56
  4. Step 4: Simplify right side
    1,179.68x = 2,060,962.08
  5. Step 5: Solve for x
    x = 2,060,962.08/1,179.68
  6. Step 6: Final answer
    x = 1,747.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.