Home / 5,029.42-7,544.40-2,107.84

Finding the Fourth Proportional to 5,029.42, 7,544.40 and 2,107.84

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Solution

The fourth proportional to 5,029.42, 7,544.40 and 2,107.84 is: 3,161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.42 : 7,544.40 = 2,107.84 : x
  2. Step 2: Convert to fraction form
    5,029.42/7,544.40 = 2,107.84/x
  3. Step 3: Cross multiply
    5,029.42x = 7,544.40 × 2,107.84
  4. Step 4: Simplify right side
    5,029.42x = 15,902,388.10
  5. Step 5: Solve for x
    x = 15,902,388.10/5,029.42
  6. Step 6: Final answer
    x = 3,161.87

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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.