Home / 11,471.04-17,208.27-4,074.90

Finding the Fourth Proportional to 11,471.04, 17,208.27 and 4,074.90

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Solution

The fourth proportional to 11,471.04, 17,208.27 and 4,074.90 is: 6,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,471.04 : 17,208.27 = 4,074.90 : x
  2. Step 2: Convert to fraction form
    11,471.04/17,208.27 = 4,074.90/x
  3. Step 3: Cross multiply
    11,471.04x = 17,208.27 × 4,074.90
  4. Step 4: Simplify right side
    11,471.04x = 70,121,979.42
  5. Step 5: Solve for x
    x = 70,121,979.42/11,471.04
  6. Step 6: Final answer
    x = 6,112.96

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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.