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Finding the Fourth Proportional to 4,058.64, 5,600.90 and 2,195.64

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Solution

The fourth proportional to 4,058.64, 5,600.90 and 2,195.64 is: 3,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.64 : 5,600.90 = 2,195.64 : x
  2. Step 2: Convert to fraction form
    4,058.64/5,600.90 = 2,195.64/x
  3. Step 3: Cross multiply
    4,058.64x = 5,600.90 × 2,195.64
  4. Step 4: Simplify right side
    4,058.64x = 12,297,560.08
  5. Step 5: Solve for x
    x = 12,297,560.08/4,058.64
  6. Step 6: Final answer
    x = 3,029.97

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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.