Home / 1,166.27-1,748.79-550.13

Finding the Fourth Proportional to 1,166.27, 1,748.79 and 550.13

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Solution

The fourth proportional to 1,166.27, 1,748.79 and 550.13 is: 824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166.27 : 1,748.79 = 550.13 : x
  2. Step 2: Convert to fraction form
    1,166.27/1,748.79 = 550.13/x
  3. Step 3: Cross multiply
    1,166.27x = 1,748.79 × 550.13
  4. Step 4: Simplify right side
    1,166.27x = 962,053.10
  5. Step 5: Solve for x
    x = 962,053.10/1,166.27
  6. Step 6: Final answer
    x = 824.90

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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.