Home / 6,672.25-9,208.52-3,877.75

Finding the Fourth Proportional to 6,672.25, 9,208.52 and 3,877.75

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Solution

The fourth proportional to 6,672.25, 9,208.52 and 3,877.75 is: 5,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.25 : 9,208.52 = 3,877.75 : x
  2. Step 2: Convert to fraction form
    6,672.25/9,208.52 = 3,877.75/x
  3. Step 3: Cross multiply
    6,672.25x = 9,208.52 × 3,877.75
  4. Step 4: Simplify right side
    6,672.25x = 35,708,338.43
  5. Step 5: Solve for x
    x = 35,708,338.43/6,672.25
  6. Step 6: Final answer
    x = 5,351.77

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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.