Home / 5,467.79-7,546.01-3,109.88

Finding the Fourth Proportional to 5,467.79, 7,546.01 and 3,109.88

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Solution

The fourth proportional to 5,467.79, 7,546.01 and 3,109.88 is: 4,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.79 : 7,546.01 = 3,109.88 : x
  2. Step 2: Convert to fraction form
    5,467.79/7,546.01 = 3,109.88/x
  3. Step 3: Cross multiply
    5,467.79x = 7,546.01 × 3,109.88
  4. Step 4: Simplify right side
    5,467.79x = 23,467,132.30
  5. Step 5: Solve for x
    x = 23,467,132.30/5,467.79
  6. Step 6: Final answer
    x = 4,291.89

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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.