Home / 8,399.35-12,600.37-2,852.11

Finding the Fourth Proportional to 8,399.35, 12,600.37 and 2,852.11

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Solution

The fourth proportional to 8,399.35, 12,600.37 and 2,852.11 is: 4,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.35 : 12,600.37 = 2,852.11 : x
  2. Step 2: Convert to fraction form
    8,399.35/12,600.37 = 2,852.11/x
  3. Step 3: Cross multiply
    8,399.35x = 12,600.37 × 2,852.11
  4. Step 4: Simplify right side
    8,399.35x = 35,937,641.28
  5. Step 5: Solve for x
    x = 35,937,641.28/8,399.35
  6. Step 6: Final answer
    x = 4,278.62

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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.