Home / 7,248.54-10,872.68-2,318.18

Finding the Fourth Proportional to 7,248.54, 10,872.68 and 2,318.18

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Solution

The fourth proportional to 7,248.54, 10,872.68 and 2,318.18 is: 3,477.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.54 : 10,872.68 = 2,318.18 : x
  2. Step 2: Convert to fraction form
    7,248.54/10,872.68 = 2,318.18/x
  3. Step 3: Cross multiply
    7,248.54x = 10,872.68 × 2,318.18
  4. Step 4: Simplify right side
    7,248.54x = 25,204,844.91
  5. Step 5: Solve for x
    x = 25,204,844.91/7,248.54
  6. Step 6: Final answer
    x = 3,477.23

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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.