Home / 2,119.14-3,176.91-1,024.29

Finding the Fourth Proportional to 2,119.14, 3,176.91 and 1,024.29

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Solution

The fourth proportional to 2,119.14, 3,176.91 and 1,024.29 is: 1,535.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119.14 : 3,176.91 = 1,024.29 : x
  2. Step 2: Convert to fraction form
    2,119.14/3,176.91 = 1,024.29/x
  3. Step 3: Cross multiply
    2,119.14x = 3,176.91 × 1,024.29
  4. Step 4: Simplify right side
    2,119.14x = 3,254,077.14
  5. Step 5: Solve for x
    x = 3,254,077.14/2,119.14
  6. Step 6: Final answer
    x = 1,535.56

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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.