Home / 11,443.07-17,165.72-3,545.27

Finding the Fourth Proportional to 11,443.07, 17,165.72 and 3,545.27

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Solution

The fourth proportional to 11,443.07, 17,165.72 and 3,545.27 is: 5,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.07 : 17,165.72 = 3,545.27 : x
  2. Step 2: Convert to fraction form
    11,443.07/17,165.72 = 3,545.27/x
  3. Step 3: Cross multiply
    11,443.07x = 17,165.72 × 3,545.27
  4. Step 4: Simplify right side
    11,443.07x = 60,857,008.59
  5. Step 5: Solve for x
    x = 60,857,008.59/11,443.07
  6. Step 6: Final answer
    x = 5,318.24

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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.