Home / 3,267.09-4,508.31-1,941.12

Finding the Fourth Proportional to 3,267.09, 4,508.31 and 1,941.12

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Solution

The fourth proportional to 3,267.09, 4,508.31 and 1,941.12 is: 2,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.09 : 4,508.31 = 1,941.12 : x
  2. Step 2: Convert to fraction form
    3,267.09/4,508.31 = 1,941.12/x
  3. Step 3: Cross multiply
    3,267.09x = 4,508.31 × 1,941.12
  4. Step 4: Simplify right side
    3,267.09x = 8,751,170.71
  5. Step 5: Solve for x
    x = 8,751,170.71/3,267.09
  6. Step 6: Final answer
    x = 2,678.58

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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.