Home / 2,167.15-3,244.35-1,342.77

Finding the Fourth Proportional to 2,167.15, 3,244.35 and 1,342.77

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Solution

The fourth proportional to 2,167.15, 3,244.35 and 1,342.77 is: 2,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.15 : 3,244.35 = 1,342.77 : x
  2. Step 2: Convert to fraction form
    2,167.15/3,244.35 = 1,342.77/x
  3. Step 3: Cross multiply
    2,167.15x = 3,244.35 × 1,342.77
  4. Step 4: Simplify right side
    2,167.15x = 4,356,409.14
  5. Step 5: Solve for x
    x = 4,356,409.14/2,167.15
  6. Step 6: Final answer
    x = 2,010.20

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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.