Home / 2,574.87-3,858.66-1,479.56

Finding the Fourth Proportional to 2,574.87, 3,858.66 and 1,479.56

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Solution

The fourth proportional to 2,574.87, 3,858.66 and 1,479.56 is: 2,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.87 : 3,858.66 = 1,479.56 : x
  2. Step 2: Convert to fraction form
    2,574.87/3,858.66 = 1,479.56/x
  3. Step 3: Cross multiply
    2,574.87x = 3,858.66 × 1,479.56
  4. Step 4: Simplify right side
    2,574.87x = 5,709,099.70
  5. Step 5: Solve for x
    x = 5,709,099.70/2,574.87
  6. Step 6: Final answer
    x = 2,217.24

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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.