Home / 2,482-3,724.20-1,021.57

Finding the Fourth Proportional to 2,482, 3,724.20 and 1,021.57

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Solution

The fourth proportional to 2,482, 3,724.20 and 1,021.57 is: 1,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482 : 3,724.20 = 1,021.57 : x
  2. Step 2: Convert to fraction form
    2,482/3,724.20 = 1,021.57/x
  3. Step 3: Cross multiply
    2,482x = 3,724.20 × 1,021.57
  4. Step 4: Simplify right side
    2,482x = 3,804,530.99
  5. Step 5: Solve for x
    x = 3,804,530.99/2,482
  6. Step 6: Final answer
    x = 1,532.85

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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.