Home / 4,101.17-6,151.14-1,179.90

Finding the Fourth Proportional to 4,101.17, 6,151.14 and 1,179.90

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Solution

The fourth proportional to 4,101.17, 6,151.14 and 1,179.90 is: 1,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.17 : 6,151.14 = 1,179.90 : x
  2. Step 2: Convert to fraction form
    4,101.17/6,151.14 = 1,179.90/x
  3. Step 3: Cross multiply
    4,101.17x = 6,151.14 × 1,179.90
  4. Step 4: Simplify right side
    4,101.17x = 7,257,730.09
  5. Step 5: Solve for x
    x = 7,257,730.09/4,101.17
  6. Step 6: Final answer
    x = 1,769.68

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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.