Home / 4,253.27-6,369.30-2,688.56

Finding the Fourth Proportional to 4,253.27, 6,369.30 and 2,688.56

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Solution

The fourth proportional to 4,253.27, 6,369.30 and 2,688.56 is: 4,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.27 : 6,369.30 = 2,688.56 : x
  2. Step 2: Convert to fraction form
    4,253.27/6,369.30 = 2,688.56/x
  3. Step 3: Cross multiply
    4,253.27x = 6,369.30 × 2,688.56
  4. Step 4: Simplify right side
    4,253.27x = 17,124,245.21
  5. Step 5: Solve for x
    x = 17,124,245.21/4,253.27
  6. Step 6: Final answer
    x = 4,026.14

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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.