Home / 10,620.41-15,930.66-3,224.93

Finding the Fourth Proportional to 10,620.41, 15,930.66 and 3,224.93

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Solution

The fourth proportional to 10,620.41, 15,930.66 and 3,224.93 is: 4,837.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.41 : 15,930.66 = 3,224.93 : x
  2. Step 2: Convert to fraction form
    10,620.41/15,930.66 = 3,224.93/x
  3. Step 3: Cross multiply
    10,620.41x = 15,930.66 × 3,224.93
  4. Step 4: Simplify right side
    10,620.41x = 51,375,303.18
  5. Step 5: Solve for x
    x = 51,375,303.18/10,620.41
  6. Step 6: Final answer
    x = 4,837.41

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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.