Home / 4,131.27-6,197.01-1,209.57

Finding the Fourth Proportional to 4,131.27, 6,197.01 and 1,209.57

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Solution

The fourth proportional to 4,131.27, 6,197.01 and 1,209.57 is: 1,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.27 : 6,197.01 = 1,209.57 : x
  2. Step 2: Convert to fraction form
    4,131.27/6,197.01 = 1,209.57/x
  3. Step 3: Cross multiply
    4,131.27x = 6,197.01 × 1,209.57
  4. Step 4: Simplify right side
    4,131.27x = 7,495,723.41
  5. Step 5: Solve for x
    x = 7,495,723.41/4,131.27
  6. Step 6: Final answer
    x = 1,814.39

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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.