Home / 5,336.96-7,365.48-2,979.32

Finding the Fourth Proportional to 5,336.96, 7,365.48 and 2,979.32

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Solution

The fourth proportional to 5,336.96, 7,365.48 and 2,979.32 is: 4,111.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.96 : 7,365.48 = 2,979.32 : x
  2. Step 2: Convert to fraction form
    5,336.96/7,365.48 = 2,979.32/x
  3. Step 3: Cross multiply
    5,336.96x = 7,365.48 × 2,979.32
  4. Step 4: Simplify right side
    5,336.96x = 21,944,121.87
  5. Step 5: Solve for x
    x = 21,944,121.87/5,336.96
  6. Step 6: Final answer
    x = 4,111.73

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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.