Home / 2,383.08-3,571.92-1,561.92

Finding the Fourth Proportional to 2,383.08, 3,571.92 and 1,561.92

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Solution

The fourth proportional to 2,383.08, 3,571.92 and 1,561.92 is: 2,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.08 : 3,571.92 = 1,561.92 : x
  2. Step 2: Convert to fraction form
    2,383.08/3,571.92 = 1,561.92/x
  3. Step 3: Cross multiply
    2,383.08x = 3,571.92 × 1,561.92
  4. Step 4: Simplify right side
    2,383.08x = 5,579,053.29
  5. Step 5: Solve for x
    x = 5,579,053.29/2,383.08
  6. Step 6: Final answer
    x = 2,341.11

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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.