Home / 8,230.32-12,346.20-2,683.76

Finding the Fourth Proportional to 8,230.32, 12,346.20 and 2,683.76

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Solution

The fourth proportional to 8,230.32, 12,346.20 and 2,683.76 is: 4,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.32 : 12,346.20 = 2,683.76 : x
  2. Step 2: Convert to fraction form
    8,230.32/12,346.20 = 2,683.76/x
  3. Step 3: Cross multiply
    8,230.32x = 12,346.20 × 2,683.76
  4. Step 4: Simplify right side
    8,230.32x = 33,134,237.71
  5. Step 5: Solve for x
    x = 33,134,237.71/8,230.32
  6. Step 6: Final answer
    x = 4,025.87

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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.