Home / 9,324.68-13,982.70-3,479.72

Finding the Fourth Proportional to 9,324.68, 13,982.70 and 3,479.72

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Solution

The fourth proportional to 9,324.68, 13,982.70 and 3,479.72 is: 5,217.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.68 : 13,982.70 = 3,479.72 : x
  2. Step 2: Convert to fraction form
    9,324.68/13,982.70 = 3,479.72/x
  3. Step 3: Cross multiply
    9,324.68x = 13,982.70 × 3,479.72
  4. Step 4: Simplify right side
    9,324.68x = 48,655,880.84
  5. Step 5: Solve for x
    x = 48,655,880.84/9,324.68
  6. Step 6: Final answer
    x = 5,217.97

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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.