Home / 9,144.92-13,717.28-2,219.42

Finding the Fourth Proportional to 9,144.92, 13,717.28 and 2,219.42

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Solution

The fourth proportional to 9,144.92, 13,717.28 and 2,219.42 is: 3,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.92 : 13,717.28 = 2,219.42 : x
  2. Step 2: Convert to fraction form
    9,144.92/13,717.28 = 2,219.42/x
  3. Step 3: Cross multiply
    9,144.92x = 13,717.28 × 2,219.42
  4. Step 4: Simplify right side
    9,144.92x = 30,444,405.58
  5. Step 5: Solve for x
    x = 30,444,405.58/9,144.92
  6. Step 6: Final answer
    x = 3,329.11

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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.