Home / 5,440.23-8,162.30-3,357.81

Finding the Fourth Proportional to 5,440.23, 8,162.30 and 3,357.81

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Solution

The fourth proportional to 5,440.23, 8,162.30 and 3,357.81 is: 5,037.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.23 : 8,162.30 = 3,357.81 : x
  2. Step 2: Convert to fraction form
    5,440.23/8,162.30 = 3,357.81/x
  3. Step 3: Cross multiply
    5,440.23x = 8,162.30 × 3,357.81
  4. Step 4: Simplify right side
    5,440.23x = 27,407,460.96
  5. Step 5: Solve for x
    x = 27,407,460.96/5,440.23
  6. Step 6: Final answer
    x = 5,037.92

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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.