Home / 3,340.26-5,007.42-1,393.83

Finding the Fourth Proportional to 3,340.26, 5,007.42 and 1,393.83

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Solution

The fourth proportional to 3,340.26, 5,007.42 and 1,393.83 is: 2,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.26 : 5,007.42 = 1,393.83 : x
  2. Step 2: Convert to fraction form
    3,340.26/5,007.42 = 1,393.83/x
  3. Step 3: Cross multiply
    3,340.26x = 5,007.42 × 1,393.83
  4. Step 4: Simplify right side
    3,340.26x = 6,979,492.22
  5. Step 5: Solve for x
    x = 6,979,492.22/3,340.26
  6. Step 6: Final answer
    x = 2,089.51

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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.