Home / 11,544.79-17,318.16-3,645.19

Finding the Fourth Proportional to 11,544.79, 17,318.16 and 3,645.19

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Solution

The fourth proportional to 11,544.79, 17,318.16 and 3,645.19 is: 5,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,544.79 : 17,318.16 = 3,645.19 : x
  2. Step 2: Convert to fraction form
    11,544.79/17,318.16 = 3,645.19/x
  3. Step 3: Cross multiply
    11,544.79x = 17,318.16 × 3,645.19
  4. Step 4: Simplify right side
    11,544.79x = 63,127,983.65
  5. Step 5: Solve for x
    x = 63,127,983.65/11,544.79
  6. Step 6: Final answer
    x = 5,468.09

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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.