Home / 6,177.54-9,255.38-5,131.43

Finding the Fourth Proportional to 6,177.54, 9,255.38 and 5,131.43

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Solution

The fourth proportional to 6,177.54, 9,255.38 and 5,131.43 is: 7,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,177.54 : 9,255.38 = 5,131.43 : x
  2. Step 2: Convert to fraction form
    6,177.54/9,255.38 = 5,131.43/x
  3. Step 3: Cross multiply
    6,177.54x = 9,255.38 × 5,131.43
  4. Step 4: Simplify right side
    6,177.54x = 47,493,262.66
  5. Step 5: Solve for x
    x = 47,493,262.66/6,177.54
  6. Step 6: Final answer
    x = 7,688.05

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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.