Home / 2,679.08-4,018.20-1,035.42

Finding the Fourth Proportional to 2,679.08, 4,018.20 and 1,035.42

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Solution

The fourth proportional to 2,679.08, 4,018.20 and 1,035.42 is: 1,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.08 : 4,018.20 = 1,035.42 : x
  2. Step 2: Convert to fraction form
    2,679.08/4,018.20 = 1,035.42/x
  3. Step 3: Cross multiply
    2,679.08x = 4,018.20 × 1,035.42
  4. Step 4: Simplify right side
    2,679.08x = 4,160,524.64
  5. Step 5: Solve for x
    x = 4,160,524.64/2,679.08
  6. Step 6: Final answer
    x = 1,552.97

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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.