Home / 3,104.34-4,280.49-2,263.56

Finding the Fourth Proportional to 3,104.34, 4,280.49 and 2,263.56

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Solution

The fourth proportional to 3,104.34, 4,280.49 and 2,263.56 is: 3,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.34 : 4,280.49 = 2,263.56 : x
  2. Step 2: Convert to fraction form
    3,104.34/4,280.49 = 2,263.56/x
  3. Step 3: Cross multiply
    3,104.34x = 4,280.49 × 2,263.56
  4. Step 4: Simplify right side
    3,104.34x = 9,689,145.94
  5. Step 5: Solve for x
    x = 9,689,145.94/3,104.34
  6. Step 6: Final answer
    x = 3,121.16

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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.