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Finding the Fourth Proportional to 5,669.16, 8,506.65 and 2,339.88

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Solution

The fourth proportional to 5,669.16, 8,506.65 and 2,339.88 is: 3,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.16 : 8,506.65 = 2,339.88 : x
  2. Step 2: Convert to fraction form
    5,669.16/8,506.65 = 2,339.88/x
  3. Step 3: Cross multiply
    5,669.16x = 8,506.65 × 2,339.88
  4. Step 4: Simplify right side
    5,669.16x = 19,904,540.20
  5. Step 5: Solve for x
    x = 19,904,540.20/5,669.16
  6. Step 6: Final answer
    x = 3,511.02

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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.