Home / 6,343.97-8,754.61-3,511.35

Finding the Fourth Proportional to 6,343.97, 8,754.61 and 3,511.35

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Solution

The fourth proportional to 6,343.97, 8,754.61 and 3,511.35 is: 4,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.97 : 8,754.61 = 3,511.35 : x
  2. Step 2: Convert to fraction form
    6,343.97/8,754.61 = 3,511.35/x
  3. Step 3: Cross multiply
    6,343.97x = 8,754.61 × 3,511.35
  4. Step 4: Simplify right side
    6,343.97x = 30,740,487.75
  5. Step 5: Solve for x
    x = 30,740,487.75/6,343.97
  6. Step 6: Final answer
    x = 4,845.62

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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.