Home / 10,117.96-15,176.94-3,193

Finding the Fourth Proportional to 10,117.96, 15,176.94 and 3,193

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Solution

The fourth proportional to 10,117.96, 15,176.94 and 3,193 is: 4,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.96 : 15,176.94 = 3,193 : x
  2. Step 2: Convert to fraction form
    10,117.96/15,176.94 = 3,193/x
  3. Step 3: Cross multiply
    10,117.96x = 15,176.94 × 3,193
  4. Step 4: Simplify right side
    10,117.96x = 48,459,969.42
  5. Step 5: Solve for x
    x = 48,459,969.42/10,117.96
  6. Step 6: Final answer
    x = 4,789.50

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Double scale
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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.