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Finding the Fourth Proportional to 3,494.72, 4,822.41 and 2,058.85

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Solution

The fourth proportional to 3,494.72, 4,822.41 and 2,058.85 is: 2,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.72 : 4,822.41 = 2,058.85 : x
  2. Step 2: Convert to fraction form
    3,494.72/4,822.41 = 2,058.85/x
  3. Step 3: Cross multiply
    3,494.72x = 4,822.41 × 2,058.85
  4. Step 4: Simplify right side
    3,494.72x = 9,928,632.58
  5. Step 5: Solve for x
    x = 9,928,632.58/3,494.72
  6. Step 6: Final answer
    x = 2,841.04

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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.