Home / 10,961.16-16,444.30-3,169.76

Finding the Fourth Proportional to 10,961.16, 16,444.30 and 3,169.76

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Solution

The fourth proportional to 10,961.16, 16,444.30 and 3,169.76 is: 4,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.16 : 16,444.30 = 3,169.76 : x
  2. Step 2: Convert to fraction form
    10,961.16/16,444.30 = 3,169.76/x
  3. Step 3: Cross multiply
    10,961.16x = 16,444.30 × 3,169.76
  4. Step 4: Simplify right side
    10,961.16x = 52,124,484.37
  5. Step 5: Solve for x
    x = 52,124,484.37/10,961.16
  6. Step 6: Final answer
    x = 4,755.38

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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.