Home / 11,667.79-17,496.53-3,345.92

Finding the Fourth Proportional to 11,667.79, 17,496.53 and 3,345.92

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Solution

The fourth proportional to 11,667.79, 17,496.53 and 3,345.92 is: 5,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.79 : 17,496.53 = 3,345.92 : x
  2. Step 2: Convert to fraction form
    11,667.79/17,496.53 = 3,345.92/x
  3. Step 3: Cross multiply
    11,667.79x = 17,496.53 × 3,345.92
  4. Step 4: Simplify right side
    11,667.79x = 58,541,989.66
  5. Step 5: Solve for x
    x = 58,541,989.66/11,667.79
  6. Step 6: Final answer
    x = 5,017.40

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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.