Home / 10,808.88-16,217.55-4,233.93

Finding the Fourth Proportional to 10,808.88, 16,217.55 and 4,233.93

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Solution

The fourth proportional to 10,808.88, 16,217.55 and 4,233.93 is: 6,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.88 : 16,217.55 = 4,233.93 : x
  2. Step 2: Convert to fraction form
    10,808.88/16,217.55 = 4,233.93/x
  3. Step 3: Cross multiply
    10,808.88x = 16,217.55 × 4,233.93
  4. Step 4: Simplify right side
    10,808.88x = 68,663,971.47
  5. Step 5: Solve for x
    x = 68,663,971.47/10,808.88
  6. Step 6: Final answer
    x = 6,352.55

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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.