Home / 5,067.16-7,639.72-4,976.44

Finding the Fourth Proportional to 5,067.16, 7,639.72 and 4,976.44

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Solution

The fourth proportional to 5,067.16, 7,639.72 and 4,976.44 is: 7,502.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.16 : 7,639.72 = 4,976.44 : x
  2. Step 2: Convert to fraction form
    5,067.16/7,639.72 = 4,976.44/x
  3. Step 3: Cross multiply
    5,067.16x = 7,639.72 × 4,976.44
  4. Step 4: Simplify right side
    5,067.16x = 38,018,608.20
  5. Step 5: Solve for x
    x = 38,018,608.20/5,067.16
  6. Step 6: Final answer
    x = 7,502.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.