Home / 6,248.57-8,621.96-3,731.69

Finding the Fourth Proportional to 6,248.57, 8,621.96 and 3,731.69

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Solution

The fourth proportional to 6,248.57, 8,621.96 and 3,731.69 is: 5,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.57 : 8,621.96 = 3,731.69 : x
  2. Step 2: Convert to fraction form
    6,248.57/8,621.96 = 3,731.69/x
  3. Step 3: Cross multiply
    6,248.57x = 8,621.96 × 3,731.69
  4. Step 4: Simplify right side
    6,248.57x = 32,174,420.14
  5. Step 5: Solve for x
    x = 32,174,420.14/6,248.57
  6. Step 6: Final answer
    x = 5,149.09

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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.