Home / 1,126.08-1,554.30-794.57

Finding the Fourth Proportional to 1,126.08, 1,554.30 and 794.57

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Solution

The fourth proportional to 1,126.08, 1,554.30 and 794.57 is: 1,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126.08 : 1,554.30 = 794.57 : x
  2. Step 2: Convert to fraction form
    1,126.08/1,554.30 = 794.57/x
  3. Step 3: Cross multiply
    1,126.08x = 1,554.30 × 794.57
  4. Step 4: Simplify right side
    1,126.08x = 1,234,992.38
  5. Step 5: Solve for x
    x = 1,234,992.38/1,126.08
  6. Step 6: Final answer
    x = 1,096.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.