Home / 6,931.24-10,396.78-3,035.96

Finding the Fourth Proportional to 6,931.24, 10,396.78 and 3,035.96

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Solution

The fourth proportional to 6,931.24, 10,396.78 and 3,035.96 is: 4,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.24 : 10,396.78 = 3,035.96 : x
  2. Step 2: Convert to fraction form
    6,931.24/10,396.78 = 3,035.96/x
  3. Step 3: Cross multiply
    6,931.24x = 10,396.78 × 3,035.96
  4. Step 4: Simplify right side
    6,931.24x = 31,564,208.21
  5. Step 5: Solve for x
    x = 31,564,208.21/6,931.24
  6. Step 6: Final answer
    x = 4,553.90

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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.