Home / 3,114.29-4,293.82-2,615.83

Finding the Fourth Proportional to 3,114.29, 4,293.82 and 2,615.83

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Solution

The fourth proportional to 3,114.29, 4,293.82 and 2,615.83 is: 3,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.29 : 4,293.82 = 2,615.83 : x
  2. Step 2: Convert to fraction form
    3,114.29/4,293.82 = 2,615.83/x
  3. Step 3: Cross multiply
    3,114.29x = 4,293.82 × 2,615.83
  4. Step 4: Simplify right side
    3,114.29x = 11,231,903.17
  5. Step 5: Solve for x
    x = 11,231,903.17/3,114.29
  6. Step 6: Final answer
    x = 3,606.57

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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.