Home / 6,656.29-9,185.55-3,672.13

Finding the Fourth Proportional to 6,656.29, 9,185.55 and 3,672.13

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Solution

The fourth proportional to 6,656.29, 9,185.55 and 3,672.13 is: 5,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.29 : 9,185.55 = 3,672.13 : x
  2. Step 2: Convert to fraction form
    6,656.29/9,185.55 = 3,672.13/x
  3. Step 3: Cross multiply
    6,656.29x = 9,185.55 × 3,672.13
  4. Step 4: Simplify right side
    6,656.29x = 33,730,533.72
  5. Step 5: Solve for x
    x = 33,730,533.72/6,656.29
  6. Step 6: Final answer
    x = 5,067.47

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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.