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Finding the Fourth Proportional to 2,526.27, 3,788.87 and 794.49

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Solution

The fourth proportional to 2,526.27, 3,788.87 and 794.49 is: 1,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.27 : 3,788.87 = 794.49 : x
  2. Step 2: Convert to fraction form
    2,526.27/3,788.87 = 794.49/x
  3. Step 3: Cross multiply
    2,526.27x = 3,788.87 × 794.49
  4. Step 4: Simplify right side
    2,526.27x = 3,010,215.35
  5. Step 5: Solve for x
    x = 3,010,215.35/2,526.27
  6. Step 6: Final answer
    x = 1,191.57

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1.5x scale

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.