Home / 10,951.34-16,427.57-3,160.76

Finding the Fourth Proportional to 10,951.34, 16,427.57 and 3,160.76

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Solution

The fourth proportional to 10,951.34, 16,427.57 and 3,160.76 is: 4,741.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.34 : 16,427.57 = 3,160.76 : x
  2. Step 2: Convert to fraction form
    10,951.34/16,427.57 = 3,160.76/x
  3. Step 3: Cross multiply
    10,951.34x = 16,427.57 × 3,160.76
  4. Step 4: Simplify right side
    10,951.34x = 51,923,508.21
  5. Step 5: Solve for x
    x = 51,923,508.21/10,951.34
  6. Step 6: Final answer
    x = 4,741.29

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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.