Home / 10,622.25-15,933.47-3,696.75

Finding the Fourth Proportional to 10,622.25, 15,933.47 and 3,696.75

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Solution

The fourth proportional to 10,622.25, 15,933.47 and 3,696.75 is: 5,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.25 : 15,933.47 = 3,696.75 : x
  2. Step 2: Convert to fraction form
    10,622.25/15,933.47 = 3,696.75/x
  3. Step 3: Cross multiply
    10,622.25x = 15,933.47 × 3,696.75
  4. Step 4: Simplify right side
    10,622.25x = 58,902,036.74
  5. Step 5: Solve for x
    x = 58,902,036.74/10,622.25
  6. Step 6: Final answer
    x = 5,545.16

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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.