Home / 8,353.23-12,529.41-2,806.62

Finding the Fourth Proportional to 8,353.23, 12,529.41 and 2,806.62

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Solution

The fourth proportional to 8,353.23, 12,529.41 and 2,806.62 is: 4,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.23 : 12,529.41 = 2,806.62 : x
  2. Step 2: Convert to fraction form
    8,353.23/12,529.41 = 2,806.62/x
  3. Step 3: Cross multiply
    8,353.23x = 12,529.41 × 2,806.62
  4. Step 4: Simplify right side
    8,353.23x = 35,165,292.69
  5. Step 5: Solve for x
    x = 35,165,292.69/8,353.23
  6. Step 6: Final answer
    x = 4,209.78

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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.