Home / 5,910.18-8,856.90-3,278.84

Finding the Fourth Proportional to 5,910.18, 8,856.90 and 3,278.84

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Solution

The fourth proportional to 5,910.18, 8,856.90 and 3,278.84 is: 4,913.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.18 : 8,856.90 = 3,278.84 : x
  2. Step 2: Convert to fraction form
    5,910.18/8,856.90 = 3,278.84/x
  3. Step 3: Cross multiply
    5,910.18x = 8,856.90 × 3,278.84
  4. Step 4: Simplify right side
    5,910.18x = 29,040,358.00
  5. Step 5: Solve for x
    x = 29,040,358.00/5,910.18
  6. Step 6: Final answer
    x = 4,913.62

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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.