Home / 3,126.27-4,309.29-2,462.07

Finding the Fourth Proportional to 3,126.27, 4,309.29 and 2,462.07

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Solution

The fourth proportional to 3,126.27, 4,309.29 and 2,462.07 is: 3,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.27 : 4,309.29 = 2,462.07 : x
  2. Step 2: Convert to fraction form
    3,126.27/4,309.29 = 2,462.07/x
  3. Step 3: Cross multiply
    3,126.27x = 4,309.29 × 2,462.07
  4. Step 4: Simplify right side
    3,126.27x = 10,609,773.63
  5. Step 5: Solve for x
    x = 10,609,773.63/3,126.27
  6. Step 6: Final answer
    x = 3,393.75

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1.5x scale

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.