Home / 7,426.91-11,138.53-3,267.96

Finding the Fourth Proportional to 7,426.91, 11,138.53 and 3,267.96

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Solution

The fourth proportional to 7,426.91, 11,138.53 and 3,267.96 is: 4,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.91 : 11,138.53 = 3,267.96 : x
  2. Step 2: Convert to fraction form
    7,426.91/11,138.53 = 3,267.96/x
  3. Step 3: Cross multiply
    7,426.91x = 11,138.53 × 3,267.96
  4. Step 4: Simplify right side
    7,426.91x = 36,400,270.50
  5. Step 5: Solve for x
    x = 36,400,270.50/7,426.91
  6. Step 6: Final answer
    x = 4,901.13

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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.