Home / 5,168.67-7,114.26-4,319.79

Finding the Fourth Proportional to 5,168.67, 7,114.26 and 4,319.79

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Solution

The fourth proportional to 5,168.67, 7,114.26 and 4,319.79 is: 5,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.67 : 7,114.26 = 4,319.79 : x
  2. Step 2: Convert to fraction form
    5,168.67/7,114.26 = 4,319.79/x
  3. Step 3: Cross multiply
    5,168.67x = 7,114.26 × 4,319.79
  4. Step 4: Simplify right side
    5,168.67x = 30,732,109.21
  5. Step 5: Solve for x
    x = 30,732,109.21/5,168.67
  6. Step 6: Final answer
    x = 5,945.84

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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.