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Finding the Fourth Proportional to 7,433.71, 11,147.49 and 2,503.74

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Solution

The fourth proportional to 7,433.71, 11,147.49 and 2,503.74 is: 3,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.71 : 11,147.49 = 2,503.74 : x
  2. Step 2: Convert to fraction form
    7,433.71/11,147.49 = 2,503.74/x
  3. Step 3: Cross multiply
    7,433.71x = 11,147.49 × 2,503.74
  4. Step 4: Simplify right side
    7,433.71x = 27,910,458.42
  5. Step 5: Solve for x
    x = 27,910,458.42/7,433.71
  6. Step 6: Final answer
    x = 3,754.58

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1.5x scale

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.