Home / 11,474.51-17,208.45-3,154.79

Finding the Fourth Proportional to 11,474.51, 17,208.45 and 3,154.79

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Solution

The fourth proportional to 11,474.51, 17,208.45 and 3,154.79 is: 4,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.51 : 17,208.45 = 3,154.79 : x
  2. Step 2: Convert to fraction form
    11,474.51/17,208.45 = 3,154.79/x
  3. Step 3: Cross multiply
    11,474.51x = 17,208.45 × 3,154.79
  4. Step 4: Simplify right side
    11,474.51x = 54,289,045.98
  5. Step 5: Solve for x
    x = 54,289,045.98/11,474.51
  6. Step 6: Final answer
    x = 4,731.27

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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.