Home / 8,246.28-12,366.68-3,802.11

Finding the Fourth Proportional to 8,246.28, 12,366.68 and 3,802.11

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Solution

The fourth proportional to 8,246.28, 12,366.68 and 3,802.11 is: 5,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.28 : 12,366.68 = 3,802.11 : x
  2. Step 2: Convert to fraction form
    8,246.28/12,366.68 = 3,802.11/x
  3. Step 3: Cross multiply
    8,246.28x = 12,366.68 × 3,802.11
  4. Step 4: Simplify right side
    8,246.28x = 47,019,477.69
  5. Step 5: Solve for x
    x = 47,019,477.69/8,246.28
  6. Step 6: Final answer
    x = 5,701.90

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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.