Home / 3,244.33-4,477.62-1,917.82

Finding the Fourth Proportional to 3,244.33, 4,477.62 and 1,917.82

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Solution

The fourth proportional to 3,244.33, 4,477.62 and 1,917.82 is: 2,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.33 : 4,477.62 = 1,917.82 : x
  2. Step 2: Convert to fraction form
    3,244.33/4,477.62 = 1,917.82/x
  3. Step 3: Cross multiply
    3,244.33x = 4,477.62 × 1,917.82
  4. Step 4: Simplify right side
    3,244.33x = 8,587,269.19
  5. Step 5: Solve for x
    x = 8,587,269.19/3,244.33
  6. Step 6: Final answer
    x = 2,646.85

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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.