Home / 5,512.08-8,259.72-3,318.32

Finding the Fourth Proportional to 5,512.08, 8,259.72 and 3,318.32

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Solution

The fourth proportional to 5,512.08, 8,259.72 and 3,318.32 is: 4,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.08 : 8,259.72 = 3,318.32 : x
  2. Step 2: Convert to fraction form
    5,512.08/8,259.72 = 3,318.32/x
  3. Step 3: Cross multiply
    5,512.08x = 8,259.72 × 3,318.32
  4. Step 4: Simplify right side
    5,512.08x = 27,408,394.07
  5. Step 5: Solve for x
    x = 27,408,394.07/5,512.08
  6. Step 6: Final answer
    x = 4,972.42

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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.