Home / 12,599.66-18,902.60-3,834.11

Finding the Fourth Proportional to 12,599.66, 18,902.60 and 3,834.11

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Solution

The fourth proportional to 12,599.66, 18,902.60 and 3,834.11 is: 5,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599.66 : 18,902.60 = 3,834.11 : x
  2. Step 2: Convert to fraction form
    12,599.66/18,902.60 = 3,834.11/x
  3. Step 3: Cross multiply
    12,599.66x = 18,902.60 × 3,834.11
  4. Step 4: Simplify right side
    12,599.66x = 72,474,647.69
  5. Step 5: Solve for x
    x = 72,474,647.69/12,599.66
  6. Step 6: Final answer
    x = 5,752.11

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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.