Home / 2,010.42-3,014.11-1,392.39

Finding the Fourth Proportional to 2,010.42, 3,014.11 and 1,392.39

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Solution

The fourth proportional to 2,010.42, 3,014.11 and 1,392.39 is: 2,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.42 : 3,014.11 = 1,392.39 : x
  2. Step 2: Convert to fraction form
    2,010.42/3,014.11 = 1,392.39/x
  3. Step 3: Cross multiply
    2,010.42x = 3,014.11 × 1,392.39
  4. Step 4: Simplify right side
    2,010.42x = 4,196,816.62
  5. Step 5: Solve for x
    x = 4,196,816.62/2,010.42
  6. Step 6: Final answer
    x = 2,087.53

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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.