Home / 4,849.22-7,272.28-1,561.54

Finding the Fourth Proportional to 4,849.22, 7,272.28 and 1,561.54

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Solution

The fourth proportional to 4,849.22, 7,272.28 and 1,561.54 is: 2,341.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.22 : 7,272.28 = 1,561.54 : x
  2. Step 2: Convert to fraction form
    4,849.22/7,272.28 = 1,561.54/x
  3. Step 3: Cross multiply
    4,849.22x = 7,272.28 × 1,561.54
  4. Step 4: Simplify right side
    4,849.22x = 11,355,956.11
  5. Step 5: Solve for x
    x = 11,355,956.11/4,849.22
  6. Step 6: Final answer
    x = 2,341.81

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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.