Home / 4,003.36-6,007.20-2,155.84

Finding the Fourth Proportional to 4,003.36, 6,007.20 and 2,155.84

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Solution

The fourth proportional to 4,003.36, 6,007.20 and 2,155.84 is: 3,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.36 : 6,007.20 = 2,155.84 : x
  2. Step 2: Convert to fraction form
    4,003.36/6,007.20 = 2,155.84/x
  3. Step 3: Cross multiply
    4,003.36x = 6,007.20 × 2,155.84
  4. Step 4: Simplify right side
    4,003.36x = 12,950,562.05
  5. Step 5: Solve for x
    x = 12,950,562.05/4,003.36
  6. Step 6: Final answer
    x = 3,234.92

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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.