Home / 2,623.11-3,932.85-1,160.25

Finding the Fourth Proportional to 2,623.11, 3,932.85 and 1,160.25

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Solution

The fourth proportional to 2,623.11, 3,932.85 and 1,160.25 is: 1,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.11 : 3,932.85 = 1,160.25 : x
  2. Step 2: Convert to fraction form
    2,623.11/3,932.85 = 1,160.25/x
  3. Step 3: Cross multiply
    2,623.11x = 3,932.85 × 1,160.25
  4. Step 4: Simplify right side
    2,623.11x = 4,563,089.21
  5. Step 5: Solve for x
    x = 4,563,089.21/2,623.11
  6. Step 6: Final answer
    x = 1,739.57

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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.