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Finding the Fourth Proportional to 5,266.27, 7,894.16 and 2,488.02

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Solution

The fourth proportional to 5,266.27, 7,894.16 and 2,488.02 is: 3,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.27 : 7,894.16 = 2,488.02 : x
  2. Step 2: Convert to fraction form
    5,266.27/7,894.16 = 2,488.02/x
  3. Step 3: Cross multiply
    5,266.27x = 7,894.16 × 2,488.02
  4. Step 4: Simplify right side
    5,266.27x = 19,640,795.25
  5. Step 5: Solve for x
    x = 19,640,795.25/5,266.27
  6. Step 6: Final answer
    x = 3,729.55

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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.