Home / 2,192.75-3,292.78-2,175.74

Finding the Fourth Proportional to 2,192.75, 3,292.78 and 2,175.74

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Solution

The fourth proportional to 2,192.75, 3,292.78 and 2,175.74 is: 3,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.75 : 3,292.78 = 2,175.74 : x
  2. Step 2: Convert to fraction form
    2,192.75/3,292.78 = 2,175.74/x
  3. Step 3: Cross multiply
    2,192.75x = 3,292.78 × 2,175.74
  4. Step 4: Simplify right side
    2,192.75x = 7,164,233.16
  5. Step 5: Solve for x
    x = 7,164,233.16/2,192.75
  6. Step 6: Final answer
    x = 3,267.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.