Home / 4,302.16-6,447.44-2,739.68

Finding the Fourth Proportional to 4,302.16, 6,447.44 and 2,739.68

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Solution

The fourth proportional to 4,302.16, 6,447.44 and 2,739.68 is: 4,105.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.16 : 6,447.44 = 2,739.68 : x
  2. Step 2: Convert to fraction form
    4,302.16/6,447.44 = 2,739.68/x
  3. Step 3: Cross multiply
    4,302.16x = 6,447.44 × 2,739.68
  4. Step 4: Simplify right side
    4,302.16x = 17,663,922.42
  5. Step 5: Solve for x
    x = 17,663,922.42/4,302.16
  6. Step 6: Final answer
    x = 4,105.83

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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.