Home / 8,002.06-11,043.84-4,644.15

Finding the Fourth Proportional to 8,002.06, 11,043.84 and 4,644.15

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Solution

The fourth proportional to 8,002.06, 11,043.84 and 4,644.15 is: 6,409.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.06 : 11,043.84 = 4,644.15 : x
  2. Step 2: Convert to fraction form
    8,002.06/11,043.84 = 4,644.15/x
  3. Step 3: Cross multiply
    8,002.06x = 11,043.84 × 4,644.15
  4. Step 4: Simplify right side
    8,002.06x = 51,289,249.54
  5. Step 5: Solve for x
    x = 51,289,249.54/8,002.06
  6. Step 6: Final answer
    x = 6,409.51

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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.