Home / 3,020.24-4,522.68-1,719.44

Finding the Fourth Proportional to 3,020.24, 4,522.68 and 1,719.44

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Solution

The fourth proportional to 3,020.24, 4,522.68 and 1,719.44 is: 2,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.24 : 4,522.68 = 1,719.44 : x
  2. Step 2: Convert to fraction form
    3,020.24/4,522.68 = 1,719.44/x
  3. Step 3: Cross multiply
    3,020.24x = 4,522.68 × 1,719.44
  4. Step 4: Simplify right side
    3,020.24x = 7,776,476.90
  5. Step 5: Solve for x
    x = 7,776,476.90/3,020.24
  6. Step 6: Final answer
    x = 2,574.79

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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.