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Finding the Fourth Proportional to 6,393.72, 9,587.08 and 2,232.64

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Solution

The fourth proportional to 6,393.72, 9,587.08 and 2,232.64 is: 3,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393.72 : 9,587.08 = 2,232.64 : x
  2. Step 2: Convert to fraction form
    6,393.72/9,587.08 = 2,232.64/x
  3. Step 3: Cross multiply
    6,393.72x = 9,587.08 × 2,232.64
  4. Step 4: Simplify right side
    6,393.72x = 21,404,498.29
  5. Step 5: Solve for x
    x = 21,404,498.29/6,393.72
  6. Step 6: Final answer
    x = 3,347.74

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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.