Home / 8,544.36-12,816.96-4,165.56

Finding the Fourth Proportional to 8,544.36, 12,816.96 and 4,165.56

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Solution

The fourth proportional to 8,544.36, 12,816.96 and 4,165.56 is: 6,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.36 : 12,816.96 = 4,165.56 : x
  2. Step 2: Convert to fraction form
    8,544.36/12,816.96 = 4,165.56/x
  3. Step 3: Cross multiply
    8,544.36x = 12,816.96 × 4,165.56
  4. Step 4: Simplify right side
    8,544.36x = 53,389,815.90
  5. Step 5: Solve for x
    x = 53,389,815.90/8,544.36
  6. Step 6: Final answer
    x = 6,248.54

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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.