Home / 4,069.82-5,616.38-2,391.77

Finding the Fourth Proportional to 4,069.82, 5,616.38 and 2,391.77

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Solution

The fourth proportional to 4,069.82, 5,616.38 and 2,391.77 is: 3,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.82 : 5,616.38 = 2,391.77 : x
  2. Step 2: Convert to fraction form
    4,069.82/5,616.38 = 2,391.77/x
  3. Step 3: Cross multiply
    4,069.82x = 5,616.38 × 2,391.77
  4. Step 4: Simplify right side
    4,069.82x = 13,433,109.21
  5. Step 5: Solve for x
    x = 13,433,109.21/4,069.82
  6. Step 6: Final answer
    x = 3,300.66

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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.