Home / 3,478.33-5,216.45-1,833.98

Finding the Fourth Proportional to 3,478.33, 5,216.45 and 1,833.98

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Solution

The fourth proportional to 3,478.33, 5,216.45 and 1,833.98 is: 2,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.33 : 5,216.45 = 1,833.98 : x
  2. Step 2: Convert to fraction form
    3,478.33/5,216.45 = 1,833.98/x
  3. Step 3: Cross multiply
    3,478.33x = 5,216.45 × 1,833.98
  4. Step 4: Simplify right side
    3,478.33x = 9,566,834.30
  5. Step 5: Solve for x
    x = 9,566,834.30/3,478.33
  6. Step 6: Final answer
    x = 2,750.41

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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.