Home / 10,410.22-15,617.64-4,860.54

Finding the Fourth Proportional to 10,410.22, 15,617.64 and 4,860.54

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Solution

The fourth proportional to 10,410.22, 15,617.64 and 4,860.54 is: 7,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.22 : 15,617.64 = 4,860.54 : x
  2. Step 2: Convert to fraction form
    10,410.22/15,617.64 = 4,860.54/x
  3. Step 3: Cross multiply
    10,410.22x = 15,617.64 × 4,860.54
  4. Step 4: Simplify right side
    10,410.22x = 75,910,163.93
  5. Step 5: Solve for x
    x = 75,910,163.93/10,410.22
  6. Step 6: Final answer
    x = 7,291.89

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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.