Home / 6,248.18-8,621.44-3,731.31

Finding the Fourth Proportional to 6,248.18, 8,621.44 and 3,731.31

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Solution

The fourth proportional to 6,248.18, 8,621.44 and 3,731.31 is: 5,148.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.18 : 8,621.44 = 3,731.31 : x
  2. Step 2: Convert to fraction form
    6,248.18/8,621.44 = 3,731.31/x
  3. Step 3: Cross multiply
    6,248.18x = 8,621.44 × 3,731.31
  4. Step 4: Simplify right side
    6,248.18x = 32,169,255.96
  5. Step 5: Solve for x
    x = 32,169,255.96/6,248.18
  6. Step 6: Final answer
    x = 5,148.58

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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.