Home / 2,309.24-3,186.92-1,314.52

Finding the Fourth Proportional to 2,309.24, 3,186.92 and 1,314.52

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Solution

The fourth proportional to 2,309.24, 3,186.92 and 1,314.52 is: 1,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.24 : 3,186.92 = 1,314.52 : x
  2. Step 2: Convert to fraction form
    2,309.24/3,186.92 = 1,314.52/x
  3. Step 3: Cross multiply
    2,309.24x = 3,186.92 × 1,314.52
  4. Step 4: Simplify right side
    2,309.24x = 4,189,270.08
  5. Step 5: Solve for x
    x = 4,189,270.08/2,309.24
  6. Step 6: Final answer
    x = 1,814.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.