Home / 4,218.87-6,331.04-2,272.44

Finding the Fourth Proportional to 4,218.87, 6,331.04 and 2,272.44

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Solution

The fourth proportional to 4,218.87, 6,331.04 and 2,272.44 is: 3,410.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.87 : 6,331.04 = 2,272.44 : x
  2. Step 2: Convert to fraction form
    4,218.87/6,331.04 = 2,272.44/x
  3. Step 3: Cross multiply
    4,218.87x = 6,331.04 × 2,272.44
  4. Step 4: Simplify right side
    4,218.87x = 14,386,908.54
  5. Step 5: Solve for x
    x = 14,386,908.54/4,218.87
  6. Step 6: Final answer
    x = 3,410.13

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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.