Home / 7,338.73-11,001.34-2,657.65

Finding the Fourth Proportional to 7,338.73, 11,001.34 and 2,657.65

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Solution

The fourth proportional to 7,338.73, 11,001.34 and 2,657.65 is: 3,984.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.73 : 11,001.34 = 2,657.65 : x
  2. Step 2: Convert to fraction form
    7,338.73/11,001.34 = 2,657.65/x
  3. Step 3: Cross multiply
    7,338.73x = 11,001.34 × 2,657.65
  4. Step 4: Simplify right side
    7,338.73x = 29,237,711.25
  5. Step 5: Solve for x
    x = 29,237,711.25/7,338.73
  6. Step 6: Final answer
    x = 3,984.03

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1.5x scale

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.