Home / 10,912.96-16,332.18-6,751.18

Finding the Fourth Proportional to 10,912.96, 16,332.18 and 6,751.18

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Solution

The fourth proportional to 10,912.96, 16,332.18 and 6,751.18 is: 10,103.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.96 : 16,332.18 = 6,751.18 : x
  2. Step 2: Convert to fraction form
    10,912.96/16,332.18 = 6,751.18/x
  3. Step 3: Cross multiply
    10,912.96x = 16,332.18 × 6,751.18
  4. Step 4: Simplify right side
    10,912.96x = 110,261,486.97
  5. Step 5: Solve for x
    x = 110,261,486.97/10,912.96
  6. Step 6: Final answer
    x = 10,103.72

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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.