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Finding the Fourth Proportional to 6,160.32, 8,504.02 and 3,925.26

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Solution

The fourth proportional to 6,160.32, 8,504.02 and 3,925.26 is: 5,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.32 : 8,504.02 = 3,925.26 : x
  2. Step 2: Convert to fraction form
    6,160.32/8,504.02 = 3,925.26/x
  3. Step 3: Cross multiply
    6,160.32x = 8,504.02 × 3,925.26
  4. Step 4: Simplify right side
    6,160.32x = 33,380,489.55
  5. Step 5: Solve for x
    x = 33,380,489.55/6,160.32
  6. Step 6: Final answer
    x = 5,418.63

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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.