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Finding the Fourth Proportional to 7,399.65, 11,094 and 3,499.50

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Solution

The fourth proportional to 7,399.65, 11,094 and 3,499.50 is: 5,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.65 : 11,094 = 3,499.50 : x
  2. Step 2: Convert to fraction form
    7,399.65/11,094 = 3,499.50/x
  3. Step 3: Cross multiply
    7,399.65x = 11,094 × 3,499.50
  4. Step 4: Simplify right side
    7,399.65x = 38,823,453
  5. Step 5: Solve for x
    x = 38,823,453/7,399.65
  6. Step 6: Final answer
    x = 5,246.66

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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.