Home / 6,131.57-8,461.49-3,773.66

Finding the Fourth Proportional to 6,131.57, 8,461.49 and 3,773.66

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Solution

The fourth proportional to 6,131.57, 8,461.49 and 3,773.66 is: 5,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.57 : 8,461.49 = 3,773.66 : x
  2. Step 2: Convert to fraction form
    6,131.57/8,461.49 = 3,773.66/x
  3. Step 3: Cross multiply
    6,131.57x = 8,461.49 × 3,773.66
  4. Step 4: Simplify right side
    6,131.57x = 31,930,788.64
  5. Step 5: Solve for x
    x = 31,930,788.64/6,131.57
  6. Step 6: Final answer
    x = 5,207.60

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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.