Home / 7,248.87-10,874.82-2,318.94

Finding the Fourth Proportional to 7,248.87, 10,874.82 and 2,318.94

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Solution

The fourth proportional to 7,248.87, 10,874.82 and 2,318.94 is: 3,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.87 : 10,874.82 = 2,318.94 : x
  2. Step 2: Convert to fraction form
    7,248.87/10,874.82 = 2,318.94/x
  3. Step 3: Cross multiply
    7,248.87x = 10,874.82 × 2,318.94
  4. Step 4: Simplify right side
    7,248.87x = 25,218,055.09
  5. Step 5: Solve for x
    x = 25,218,055.09/7,248.87
  6. Step 6: Final answer
    x = 3,478.89

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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.