Home / 1,177.84-1,758.26-1,092.38

Finding the Fourth Proportional to 1,177.84, 1,758.26 and 1,092.38

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Solution

The fourth proportional to 1,177.84, 1,758.26 and 1,092.38 is: 1,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.84 : 1,758.26 = 1,092.38 : x
  2. Step 2: Convert to fraction form
    1,177.84/1,758.26 = 1,092.38/x
  3. Step 3: Cross multiply
    1,177.84x = 1,758.26 × 1,092.38
  4. Step 4: Simplify right side
    1,177.84x = 1,920,688.06
  5. Step 5: Solve for x
    x = 1,920,688.06/1,177.84
  6. Step 6: Final answer
    x = 1,630.69

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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.