Home / 3,214.68-4,823.12-1,482

Finding the Fourth Proportional to 3,214.68, 4,823.12 and 1,482

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Solution

The fourth proportional to 3,214.68, 4,823.12 and 1,482 is: 2,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.68 : 4,823.12 = 1,482 : x
  2. Step 2: Convert to fraction form
    3,214.68/4,823.12 = 1,482/x
  3. Step 3: Cross multiply
    3,214.68x = 4,823.12 × 1,482
  4. Step 4: Simplify right side
    3,214.68x = 7,147,863.84
  5. Step 5: Solve for x
    x = 7,147,863.84/3,214.68
  6. Step 6: Final answer
    x = 2,223.51

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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.