Home / 8,129.04-12,193.54-2,933.70

Finding the Fourth Proportional to 8,129.04, 12,193.54 and 2,933.70

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Solution

The fourth proportional to 8,129.04, 12,193.54 and 2,933.70 is: 4,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.04 : 12,193.54 = 2,933.70 : x
  2. Step 2: Convert to fraction form
    8,129.04/12,193.54 = 2,933.70/x
  3. Step 3: Cross multiply
    8,129.04x = 12,193.54 × 2,933.70
  4. Step 4: Simplify right side
    8,129.04x = 35,772,188.30
  5. Step 5: Solve for x
    x = 35,772,188.30/8,129.04
  6. Step 6: Final answer
    x = 4,400.54

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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.