Home / 2,232.45-3,081.42-1,569.48

Finding the Fourth Proportional to 2,232.45, 3,081.42 and 1,569.48

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Solution

The fourth proportional to 2,232.45, 3,081.42 and 1,569.48 is: 2,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.45 : 3,081.42 = 1,569.48 : x
  2. Step 2: Convert to fraction form
    2,232.45/3,081.42 = 1,569.48/x
  3. Step 3: Cross multiply
    2,232.45x = 3,081.42 × 1,569.48
  4. Step 4: Simplify right side
    2,232.45x = 4,836,227.06
  5. Step 5: Solve for x
    x = 4,836,227.06/2,232.45
  6. Step 6: Final answer
    x = 2,166.33

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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.