Home / 4,192.29-5,776.79-3,443.85

Finding the Fourth Proportional to 4,192.29, 5,776.79 and 3,443.85

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Solution

The fourth proportional to 4,192.29, 5,776.79 and 3,443.85 is: 4,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.29 : 5,776.79 = 3,443.85 : x
  2. Step 2: Convert to fraction form
    4,192.29/5,776.79 = 3,443.85/x
  3. Step 3: Cross multiply
    4,192.29x = 5,776.79 × 3,443.85
  4. Step 4: Simplify right side
    4,192.29x = 19,894,381.02
  5. Step 5: Solve for x
    x = 19,894,381.02/4,192.29
  6. Step 6: Final answer
    x = 4,745.47

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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.