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Finding the Fourth Proportional to 5,783.22, 7,979.49 and 3,299.22

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Solution

The fourth proportional to 5,783.22, 7,979.49 and 3,299.22 is: 4,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.22 : 7,979.49 = 3,299.22 : x
  2. Step 2: Convert to fraction form
    5,783.22/7,979.49 = 3,299.22/x
  3. Step 3: Cross multiply
    5,783.22x = 7,979.49 × 3,299.22
  4. Step 4: Simplify right side
    5,783.22x = 26,326,093.00
  5. Step 5: Solve for x
    x = 26,326,093.00/5,783.22
  6. Step 6: Final answer
    x = 4,552.15

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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.