Home / 11,833.62-17,744.95-4,432.78

Finding the Fourth Proportional to 11,833.62, 17,744.95 and 4,432.78

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Solution

The fourth proportional to 11,833.62, 17,744.95 and 4,432.78 is: 6,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.62 : 17,744.95 = 4,432.78 : x
  2. Step 2: Convert to fraction form
    11,833.62/17,744.95 = 4,432.78/x
  3. Step 3: Cross multiply
    11,833.62x = 17,744.95 × 4,432.78
  4. Step 4: Simplify right side
    11,833.62x = 78,659,459.46
  5. Step 5: Solve for x
    x = 78,659,459.46/11,833.62
  6. Step 6: Final answer
    x = 6,647.12

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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.