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Finding the Fourth Proportional to 11,862.98, 17,799.42 and 5,204.27

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Solution

The fourth proportional to 11,862.98, 17,799.42 and 5,204.27 is: 7,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.98 : 17,799.42 = 5,204.27 : x
  2. Step 2: Convert to fraction form
    11,862.98/17,799.42 = 5,204.27/x
  3. Step 3: Cross multiply
    11,862.98x = 17,799.42 × 5,204.27
  4. Step 4: Simplify right side
    11,862.98x = 92,632,898.53
  5. Step 5: Solve for x
    x = 92,632,898.53/11,862.98
  6. Step 6: Final answer
    x = 7,808.57

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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.