Home / 4,439.18-6,651.43-3,981.32

Finding the Fourth Proportional to 4,439.18, 6,651.43 and 3,981.32

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Solution

The fourth proportional to 4,439.18, 6,651.43 and 3,981.32 is: 5,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.18 : 6,651.43 = 3,981.32 : x
  2. Step 2: Convert to fraction form
    4,439.18/6,651.43 = 3,981.32/x
  3. Step 3: Cross multiply
    4,439.18x = 6,651.43 × 3,981.32
  4. Step 4: Simplify right side
    4,439.18x = 26,481,453.02
  5. Step 5: Solve for x
    x = 26,481,453.02/4,439.18
  6. Step 6: Final answer
    x = 5,965.39

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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.