Home / 3,192.16-4,789.86-2,270.38

Finding the Fourth Proportional to 3,192.16, 4,789.86 and 2,270.38

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Solution

The fourth proportional to 3,192.16, 4,789.86 and 2,270.38 is: 3,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.16 : 4,789.86 = 2,270.38 : x
  2. Step 2: Convert to fraction form
    3,192.16/4,789.86 = 2,270.38/x
  3. Step 3: Cross multiply
    3,192.16x = 4,789.86 × 2,270.38
  4. Step 4: Simplify right side
    3,192.16x = 10,874,802.35
  5. Step 5: Solve for x
    x = 10,874,802.35/3,192.16
  6. Step 6: Final answer
    x = 3,406.72

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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.