Home / 3,113.92-4,300.93-2,273.27

Finding the Fourth Proportional to 3,113.92, 4,300.93 and 2,273.27

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Solution

The fourth proportional to 3,113.92, 4,300.93 and 2,273.27 is: 3,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.92 : 4,300.93 = 2,273.27 : x
  2. Step 2: Convert to fraction form
    3,113.92/4,300.93 = 2,273.27/x
  3. Step 3: Cross multiply
    3,113.92x = 4,300.93 × 2,273.27
  4. Step 4: Simplify right side
    3,113.92x = 9,777,163.77
  5. Step 5: Solve for x
    x = 9,777,163.77/3,113.92
  6. Step 6: Final answer
    x = 3,139.83

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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.