Home / 2,110.91-3,165.23-1,174.15

Finding the Fourth Proportional to 2,110.91, 3,165.23 and 1,174.15

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Solution

The fourth proportional to 2,110.91, 3,165.23 and 1,174.15 is: 1,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.91 : 3,165.23 = 1,174.15 : x
  2. Step 2: Convert to fraction form
    2,110.91/3,165.23 = 1,174.15/x
  3. Step 3: Cross multiply
    2,110.91x = 3,165.23 × 1,174.15
  4. Step 4: Simplify right side
    2,110.91x = 3,716,437.29
  5. Step 5: Solve for x
    x = 3,716,437.29/2,110.91
  6. Step 6: Final answer
    x = 1,760.58

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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.