Home / 11,545.62-17,312.28-5,993.38

Finding the Fourth Proportional to 11,545.62, 17,312.28 and 5,993.38

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Solution

The fourth proportional to 11,545.62, 17,312.28 and 5,993.38 is: 8,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.62 : 17,312.28 = 5,993.38 : x
  2. Step 2: Convert to fraction form
    11,545.62/17,312.28 = 5,993.38/x
  3. Step 3: Cross multiply
    11,545.62x = 17,312.28 × 5,993.38
  4. Step 4: Simplify right side
    11,545.62x = 103,759,072.71
  5. Step 5: Solve for x
    x = 103,759,072.71/11,545.62
  6. Step 6: Final answer
    x = 8,986.88

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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.