Home / 6,656.49-9,185.85-3,672.32

Finding the Fourth Proportional to 6,656.49, 9,185.85 and 3,672.32

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Solution

The fourth proportional to 6,656.49, 9,185.85 and 3,672.32 is: 5,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.49 : 9,185.85 = 3,672.32 : x
  2. Step 2: Convert to fraction form
    6,656.49/9,185.85 = 3,672.32/x
  3. Step 3: Cross multiply
    6,656.49x = 9,185.85 × 3,672.32
  4. Step 4: Simplify right side
    6,656.49x = 33,733,334.74
  5. Step 5: Solve for x
    x = 33,733,334.74/6,656.49
  6. Step 6: Final answer
    x = 5,067.74

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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.