Home / 1,167.27-1,741.80-1,063.77

Finding the Fourth Proportional to 1,167.27, 1,741.80 and 1,063.77

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Solution

The fourth proportional to 1,167.27, 1,741.80 and 1,063.77 is: 1,587.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.27 : 1,741.80 = 1,063.77 : x
  2. Step 2: Convert to fraction form
    1,167.27/1,741.80 = 1,063.77/x
  3. Step 3: Cross multiply
    1,167.27x = 1,741.80 × 1,063.77
  4. Step 4: Simplify right side
    1,167.27x = 1,852,874.59
  5. Step 5: Solve for x
    x = 1,852,874.59/1,167.27
  6. Step 6: Final answer
    x = 1,587.36

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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.