Home / 5,777.59-8,659.19-2,654.28

Finding the Fourth Proportional to 5,777.59, 8,659.19 and 2,654.28

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Solution

The fourth proportional to 5,777.59, 8,659.19 and 2,654.28 is: 3,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.59 : 8,659.19 = 2,654.28 : x
  2. Step 2: Convert to fraction form
    5,777.59/8,659.19 = 2,654.28/x
  3. Step 3: Cross multiply
    5,777.59x = 8,659.19 × 2,654.28
  4. Step 4: Simplify right side
    5,777.59x = 22,983,914.83
  5. Step 5: Solve for x
    x = 22,983,914.83/5,777.59
  6. Step 6: Final answer
    x = 3,978.11

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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.