Home / 4,641.92-6,958.56-3,181.76

Finding the Fourth Proportional to 4,641.92, 6,958.56 and 3,181.76

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Solution

The fourth proportional to 4,641.92, 6,958.56 and 3,181.76 is: 4,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.92 : 6,958.56 = 3,181.76 : x
  2. Step 2: Convert to fraction form
    4,641.92/6,958.56 = 3,181.76/x
  3. Step 3: Cross multiply
    4,641.92x = 6,958.56 × 3,181.76
  4. Step 4: Simplify right side
    4,641.92x = 22,140,467.87
  5. Step 5: Solve for x
    x = 22,140,467.87/4,641.92
  6. Step 6: Final answer
    x = 4,769.68

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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.