Home / 1,177.33-1,764.91-527.71

Finding the Fourth Proportional to 1,177.33, 1,764.91 and 527.71

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Solution

The fourth proportional to 1,177.33, 1,764.91 and 527.71 is: 791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.33 : 1,764.91 = 527.71 : x
  2. Step 2: Convert to fraction form
    1,177.33/1,764.91 = 527.71/x
  3. Step 3: Cross multiply
    1,177.33x = 1,764.91 × 527.71
  4. Step 4: Simplify right side
    1,177.33x = 931,360.66
  5. Step 5: Solve for x
    x = 931,360.66/1,177.33
  6. Step 6: Final answer
    x = 791.08

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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.