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Finding the Fourth Proportional to 6,352, 8,765.88 and 3,557.44

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Solution

The fourth proportional to 6,352, 8,765.88 and 3,557.44 is: 4,909.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352 : 8,765.88 = 3,557.44 : x
  2. Step 2: Convert to fraction form
    6,352/8,765.88 = 3,557.44/x
  3. Step 3: Cross multiply
    6,352x = 8,765.88 × 3,557.44
  4. Step 4: Simplify right side
    6,352x = 31,184,092.15
  5. Step 5: Solve for x
    x = 31,184,092.15/6,352
  6. Step 6: Final answer
    x = 4,909.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.