Home / 5,659.32-8,493.96-2,739.80

Finding the Fourth Proportional to 5,659.32, 8,493.96 and 2,739.80

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Solution

The fourth proportional to 5,659.32, 8,493.96 and 2,739.80 is: 4,112.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.32 : 8,493.96 = 2,739.80 : x
  2. Step 2: Convert to fraction form
    5,659.32/8,493.96 = 2,739.80/x
  3. Step 3: Cross multiply
    5,659.32x = 8,493.96 × 2,739.80
  4. Step 4: Simplify right side
    5,659.32x = 23,271,751.61
  5. Step 5: Solve for x
    x = 23,271,751.61/5,659.32
  6. Step 6: Final answer
    x = 4,112.11

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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.