Home / 5,168.32-7,751.08-2,245.96

Finding the Fourth Proportional to 5,168.32, 7,751.08 and 2,245.96

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Solution

The fourth proportional to 5,168.32, 7,751.08 and 2,245.96 is: 3,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.32 : 7,751.08 = 2,245.96 : x
  2. Step 2: Convert to fraction form
    5,168.32/7,751.08 = 2,245.96/x
  3. Step 3: Cross multiply
    5,168.32x = 7,751.08 × 2,245.96
  4. Step 4: Simplify right side
    5,168.32x = 17,408,615.64
  5. Step 5: Solve for x
    x = 17,408,615.64/5,168.32
  6. Step 6: Final answer
    x = 3,368.33

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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.