Home / 11,938.55-16,474.07-6,902.38

Finding the Fourth Proportional to 11,938.55, 16,474.07 and 6,902.38

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Solution

The fourth proportional to 11,938.55, 16,474.07 and 6,902.38 is: 9,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.55 : 16,474.07 = 6,902.38 : x
  2. Step 2: Convert to fraction form
    11,938.55/16,474.07 = 6,902.38/x
  3. Step 3: Cross multiply
    11,938.55x = 16,474.07 × 6,902.38
  4. Step 4: Simplify right side
    11,938.55x = 113,710,291.29
  5. Step 5: Solve for x
    x = 113,710,291.29/11,938.55
  6. Step 6: Final answer
    x = 9,524.63

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1.5x scale

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.