Home / 6,257.16-9,390.06-3,181.32

Finding the Fourth Proportional to 6,257.16, 9,390.06 and 3,181.32

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Solution

The fourth proportional to 6,257.16, 9,390.06 and 3,181.32 is: 4,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.16 : 9,390.06 = 3,181.32 : x
  2. Step 2: Convert to fraction form
    6,257.16/9,390.06 = 3,181.32/x
  3. Step 3: Cross multiply
    6,257.16x = 9,390.06 × 3,181.32
  4. Step 4: Simplify right side
    6,257.16x = 29,872,785.68
  5. Step 5: Solve for x
    x = 29,872,785.68/6,257.16
  6. Step 6: Final answer
    x = 4,774.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.