Home / 8,563.36-12,847.28-3,633.20

Finding the Fourth Proportional to 8,563.36, 12,847.28 and 3,633.20

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Solution

The fourth proportional to 8,563.36, 12,847.28 and 3,633.20 is: 5,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.36 : 12,847.28 = 3,633.20 : x
  2. Step 2: Convert to fraction form
    8,563.36/12,847.28 = 3,633.20/x
  3. Step 3: Cross multiply
    8,563.36x = 12,847.28 × 3,633.20
  4. Step 4: Simplify right side
    8,563.36x = 46,676,737.70
  5. Step 5: Solve for x
    x = 46,676,737.70/8,563.36
  6. Step 6: Final answer
    x = 5,450.75

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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.