Home / 11,421.60-17,134.84-4,850.88

Finding the Fourth Proportional to 11,421.60, 17,134.84 and 4,850.88

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Solution

The fourth proportional to 11,421.60, 17,134.84 and 4,850.88 is: 7,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421.60 : 17,134.84 = 4,850.88 : x
  2. Step 2: Convert to fraction form
    11,421.60/17,134.84 = 4,850.88/x
  3. Step 3: Cross multiply
    11,421.60x = 17,134.84 × 4,850.88
  4. Step 4: Simplify right side
    11,421.60x = 83,119,052.66
  5. Step 5: Solve for x
    x = 83,119,052.66/11,421.60
  6. Step 6: Final answer
    x = 7,277.36

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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.