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Finding the Fourth Proportional to 7,482.91, 11,225.99 and 3,736.71

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Solution

The fourth proportional to 7,482.91, 11,225.99 and 3,736.71 is: 5,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.91 : 11,225.99 = 3,736.71 : x
  2. Step 2: Convert to fraction form
    7,482.91/11,225.99 = 3,736.71/x
  3. Step 3: Cross multiply
    7,482.91x = 11,225.99 × 3,736.71
  4. Step 4: Simplify right side
    7,482.91x = 41,948,212.96
  5. Step 5: Solve for x
    x = 41,948,212.96/7,482.91
  6. Step 6: Final answer
    x = 5,605.87

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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.