Home / 4,131.59-6,195.96-1,209.11

Finding the Fourth Proportional to 4,131.59, 6,195.96 and 1,209.11

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Solution

The fourth proportional to 4,131.59, 6,195.96 and 1,209.11 is: 1,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.59 : 6,195.96 = 1,209.11 : x
  2. Step 2: Convert to fraction form
    4,131.59/6,195.96 = 1,209.11/x
  3. Step 3: Cross multiply
    4,131.59x = 6,195.96 × 1,209.11
  4. Step 4: Simplify right side
    4,131.59x = 7,491,566.22
  5. Step 5: Solve for x
    x = 7,491,566.22/4,131.59
  6. Step 6: Final answer
    x = 1,813.24

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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.