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Finding the Fourth Proportional to 6,336.43, 8,744.28 and 3,541.93

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Solution

The fourth proportional to 6,336.43, 8,744.28 and 3,541.93 is: 4,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.43 : 8,744.28 = 3,541.93 : x
  2. Step 2: Convert to fraction form
    6,336.43/8,744.28 = 3,541.93/x
  3. Step 3: Cross multiply
    6,336.43x = 8,744.28 × 3,541.93
  4. Step 4: Simplify right side
    6,336.43x = 30,971,609.95
  5. Step 5: Solve for x
    x = 30,971,609.95/6,336.43
  6. Step 6: Final answer
    x = 4,887.86

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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.