Home / 8,557.04-12,843.62-4,399.96

Finding the Fourth Proportional to 8,557.04, 12,843.62 and 4,399.96

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Solution

The fourth proportional to 8,557.04, 12,843.62 and 4,399.96 is: 6,604.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.04 : 12,843.62 = 4,399.96 : x
  2. Step 2: Convert to fraction form
    8,557.04/12,843.62 = 4,399.96/x
  3. Step 3: Cross multiply
    8,557.04x = 12,843.62 × 4,399.96
  4. Step 4: Simplify right side
    8,557.04x = 56,511,414.26
  5. Step 5: Solve for x
    x = 56,511,414.26/8,557.04
  6. Step 6: Final answer
    x = 6,604.08

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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.