Home / 3,328.74-4,993.14-1,479.36

Finding the Fourth Proportional to 3,328.74, 4,993.14 and 1,479.36

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Solution

The fourth proportional to 3,328.74, 4,993.14 and 1,479.36 is: 2,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.74 : 4,993.14 = 1,479.36 : x
  2. Step 2: Convert to fraction form
    3,328.74/4,993.14 = 1,479.36/x
  3. Step 3: Cross multiply
    3,328.74x = 4,993.14 × 1,479.36
  4. Step 4: Simplify right side
    3,328.74x = 7,386,651.59
  5. Step 5: Solve for x
    x = 7,386,651.59/3,328.74
  6. Step 6: Final answer
    x = 2,219.05

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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.