Home / 6,343.76-8,754.32-3,511.14

Finding the Fourth Proportional to 6,343.76, 8,754.32 and 3,511.14

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Solution

The fourth proportional to 6,343.76, 8,754.32 and 3,511.14 is: 4,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.76 : 8,754.32 = 3,511.14 : x
  2. Step 2: Convert to fraction form
    6,343.76/8,754.32 = 3,511.14/x
  3. Step 3: Cross multiply
    6,343.76x = 8,754.32 × 3,511.14
  4. Step 4: Simplify right side
    6,343.76x = 30,737,651.90
  5. Step 5: Solve for x
    x = 30,737,651.90/6,343.76
  6. Step 6: Final answer
    x = 4,845.34

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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.