Home / 3,244.27-4,477.42-1,986.15

Finding the Fourth Proportional to 3,244.27, 4,477.42 and 1,986.15

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Solution

The fourth proportional to 3,244.27, 4,477.42 and 1,986.15 is: 2,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.27 : 4,477.42 = 1,986.15 : x
  2. Step 2: Convert to fraction form
    3,244.27/4,477.42 = 1,986.15/x
  3. Step 3: Cross multiply
    3,244.27x = 4,477.42 × 1,986.15
  4. Step 4: Simplify right side
    3,244.27x = 8,892,847.01
  5. Step 5: Solve for x
    x = 8,892,847.01/3,244.27
  6. Step 6: Final answer
    x = 2,741.10

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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.