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Finding the Fourth Proportional to 3,669.66, 5,500.86 and 2,349.65

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Solution

The fourth proportional to 3,669.66, 5,500.86 and 2,349.65 is: 3,522.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.66 : 5,500.86 = 2,349.65 : x
  2. Step 2: Convert to fraction form
    3,669.66/5,500.86 = 2,349.65/x
  3. Step 3: Cross multiply
    3,669.66x = 5,500.86 × 2,349.65
  4. Step 4: Simplify right side
    3,669.66x = 12,925,109.45
  5. Step 5: Solve for x
    x = 12,925,109.45/3,669.66
  6. Step 6: Final answer
    x = 3,522.16

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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.