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Finding the Fourth Proportional to 6,092.55, 8,405.55 and 3,439.40

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Solution

The fourth proportional to 6,092.55, 8,405.55 and 3,439.40 is: 4,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,092.55 : 8,405.55 = 3,439.40 : x
  2. Step 2: Convert to fraction form
    6,092.55/8,405.55 = 3,439.40/x
  3. Step 3: Cross multiply
    6,092.55x = 8,405.55 × 3,439.40
  4. Step 4: Simplify right side
    6,092.55x = 28,910,006.64
  5. Step 5: Solve for x
    x = 28,910,006.64/6,092.55
  6. Step 6: Final answer
    x = 4,745.14

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1.5x scale

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.