Home / 1,159.41-1,730.68-1,073.75

Finding the Fourth Proportional to 1,159.41, 1,730.68 and 1,073.75

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Solution

The fourth proportional to 1,159.41, 1,730.68 and 1,073.75 is: 1,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159.41 : 1,730.68 = 1,073.75 : x
  2. Step 2: Convert to fraction form
    1,159.41/1,730.68 = 1,073.75/x
  3. Step 3: Cross multiply
    1,159.41x = 1,730.68 × 1,073.75
  4. Step 4: Simplify right side
    1,159.41x = 1,858,321.98
  5. Step 5: Solve for x
    x = 1,858,321.98/1,159.41
  6. Step 6: Final answer
    x = 1,602.82

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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.