Home / 3,922.23-5,412.34-2,243.36

Finding the Fourth Proportional to 3,922.23, 5,412.34 and 2,243.36

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Solution

The fourth proportional to 3,922.23, 5,412.34 and 2,243.36 is: 3,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.23 : 5,412.34 = 2,243.36 : x
  2. Step 2: Convert to fraction form
    3,922.23/5,412.34 = 2,243.36/x
  3. Step 3: Cross multiply
    3,922.23x = 5,412.34 × 2,243.36
  4. Step 4: Simplify right side
    3,922.23x = 12,141,827.06
  5. Step 5: Solve for x
    x = 12,141,827.06/3,922.23
  6. Step 6: Final answer
    x = 3,095.64

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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.