Home / 5,327.82-7,987.16-2,038.61

Finding the Fourth Proportional to 5,327.82, 7,987.16 and 2,038.61

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Solution

The fourth proportional to 5,327.82, 7,987.16 and 2,038.61 is: 3,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.82 : 7,987.16 = 2,038.61 : x
  2. Step 2: Convert to fraction form
    5,327.82/7,987.16 = 2,038.61/x
  3. Step 3: Cross multiply
    5,327.82x = 7,987.16 × 2,038.61
  4. Step 4: Simplify right side
    5,327.82x = 16,282,654.12
  5. Step 5: Solve for x
    x = 16,282,654.12/5,327.82
  6. Step 6: Final answer
    x = 3,056.16

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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.