Home / 5,638.24-8,453.10-2,863.60

Finding the Fourth Proportional to 5,638.24, 8,453.10 and 2,863.60

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Solution

The fourth proportional to 5,638.24, 8,453.10 and 2,863.60 is: 4,293.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.24 : 8,453.10 = 2,863.60 : x
  2. Step 2: Convert to fraction form
    5,638.24/8,453.10 = 2,863.60/x
  3. Step 3: Cross multiply
    5,638.24x = 8,453.10 × 2,863.60
  4. Step 4: Simplify right side
    5,638.24x = 24,206,297.16
  5. Step 5: Solve for x
    x = 24,206,297.16/5,638.24
  6. Step 6: Final answer
    x = 4,293.24

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1.5x scale

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.