Home / 7,338.67-11,009.99-3,177.70

Finding the Fourth Proportional to 7,338.67, 11,009.99 and 3,177.70

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Solution

The fourth proportional to 7,338.67, 11,009.99 and 3,177.70 is: 4,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.67 : 11,009.99 = 3,177.70 : x
  2. Step 2: Convert to fraction form
    7,338.67/11,009.99 = 3,177.70/x
  3. Step 3: Cross multiply
    7,338.67x = 11,009.99 × 3,177.70
  4. Step 4: Simplify right side
    7,338.67x = 34,986,425.64
  5. Step 5: Solve for x
    x = 34,986,425.64/7,338.67
  6. Step 6: Final answer
    x = 4,767.41

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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.