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Finding the Fourth Proportional to 5,702.36, 7,867.86 and 3,344.05

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Solution

The fourth proportional to 5,702.36, 7,867.86 and 3,344.05 is: 4,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.36 : 7,867.86 = 3,344.05 : x
  2. Step 2: Convert to fraction form
    5,702.36/7,867.86 = 3,344.05/x
  3. Step 3: Cross multiply
    5,702.36x = 7,867.86 × 3,344.05
  4. Step 4: Simplify right side
    5,702.36x = 26,310,477.89
  5. Step 5: Solve for x
    x = 26,310,477.89/5,702.36
  6. Step 6: Final answer
    x = 4,613.96

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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.