Home / 11,473.51-17,206.95-3,153.79

Finding the Fourth Proportional to 11,473.51, 17,206.95 and 3,153.79

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Solution

The fourth proportional to 11,473.51, 17,206.95 and 3,153.79 is: 4,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.51 : 17,206.95 = 3,153.79 : x
  2. Step 2: Convert to fraction form
    11,473.51/17,206.95 = 3,153.79/x
  3. Step 3: Cross multiply
    11,473.51x = 17,206.95 × 3,153.79
  4. Step 4: Simplify right side
    11,473.51x = 54,267,160.61
  5. Step 5: Solve for x
    x = 54,267,160.61/11,473.51
  6. Step 6: Final answer
    x = 4,729.78

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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.