Home / 9,286.80-13,930.05-3,740.01

Finding the Fourth Proportional to 9,286.80, 13,930.05 and 3,740.01

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Solution

The fourth proportional to 9,286.80, 13,930.05 and 3,740.01 is: 5,609.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286.80 : 13,930.05 = 3,740.01 : x
  2. Step 2: Convert to fraction form
    9,286.80/13,930.05 = 3,740.01/x
  3. Step 3: Cross multiply
    9,286.80x = 13,930.05 × 3,740.01
  4. Step 4: Simplify right side
    9,286.80x = 52,098,526.30
  5. Step 5: Solve for x
    x = 52,098,526.30/9,286.80
  6. Step 6: Final answer
    x = 5,609.95

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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.