Home / 8,348.30-12,523.78-3,963.36

Finding the Fourth Proportional to 8,348.30, 12,523.78 and 3,963.36

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Solution

The fourth proportional to 8,348.30, 12,523.78 and 3,963.36 is: 5,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.30 : 12,523.78 = 3,963.36 : x
  2. Step 2: Convert to fraction form
    8,348.30/12,523.78 = 3,963.36/x
  3. Step 3: Cross multiply
    8,348.30x = 12,523.78 × 3,963.36
  4. Step 4: Simplify right side
    8,348.30x = 49,636,248.70
  5. Step 5: Solve for x
    x = 49,636,248.70/8,348.30
  6. Step 6: Final answer
    x = 5,945.67

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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.