Home / 2,224.46-3,069.95-1,293.26

Finding the Fourth Proportional to 2,224.46, 3,069.95 and 1,293.26

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Solution

The fourth proportional to 2,224.46, 3,069.95 and 1,293.26 is: 1,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.46 : 3,069.95 = 1,293.26 : x
  2. Step 2: Convert to fraction form
    2,224.46/3,069.95 = 1,293.26/x
  3. Step 3: Cross multiply
    2,224.46x = 3,069.95 × 1,293.26
  4. Step 4: Simplify right side
    2,224.46x = 3,970,243.54
  5. Step 5: Solve for x
    x = 3,970,243.54/2,224.46
  6. Step 6: Final answer
    x = 1,784.81

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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.