Home / 7,067.66-10,585.69-5,505.17

Finding the Fourth Proportional to 7,067.66, 10,585.69 and 5,505.17

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Solution

The fourth proportional to 7,067.66, 10,585.69 and 5,505.17 is: 8,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.66 : 10,585.69 = 5,505.17 : x
  2. Step 2: Convert to fraction form
    7,067.66/10,585.69 = 5,505.17/x
  3. Step 3: Cross multiply
    7,067.66x = 10,585.69 × 5,505.17
  4. Step 4: Simplify right side
    7,067.66x = 58,276,046.84
  5. Step 5: Solve for x
    x = 58,276,046.84/7,067.66
  6. Step 6: Final answer
    x = 8,245.45

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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.