Home / 10,680.76-14,739.17-5,965.04

Finding the Fourth Proportional to 10,680.76, 14,739.17 and 5,965.04

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Solution

The fourth proportional to 10,680.76, 14,739.17 and 5,965.04 is: 8,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.76 : 14,739.17 = 5,965.04 : x
  2. Step 2: Convert to fraction form
    10,680.76/14,739.17 = 5,965.04/x
  3. Step 3: Cross multiply
    10,680.76x = 14,739.17 × 5,965.04
  4. Step 4: Simplify right side
    10,680.76x = 87,919,745.64
  5. Step 5: Solve for x
    x = 87,919,745.64/10,680.76
  6. Step 6: Final answer
    x = 8,231.60

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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.