Home / 5,784.73-7,982.89-3,132.08

Finding the Fourth Proportional to 5,784.73, 7,982.89 and 3,132.08

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Solution

The fourth proportional to 5,784.73, 7,982.89 and 3,132.08 is: 4,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,784.73 : 7,982.89 = 3,132.08 : x
  2. Step 2: Convert to fraction form
    5,784.73/7,982.89 = 3,132.08/x
  3. Step 3: Cross multiply
    5,784.73x = 7,982.89 × 3,132.08
  4. Step 4: Simplify right side
    5,784.73x = 25,003,050.11
  5. Step 5: Solve for x
    x = 25,003,050.11/5,784.73
  6. Step 6: Final answer
    x = 4,322.25

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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.