Home / 6,899.56-10,350.46-2,739.58

Finding the Fourth Proportional to 6,899.56, 10,350.46 and 2,739.58

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Solution

The fourth proportional to 6,899.56, 10,350.46 and 2,739.58 is: 4,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.56 : 10,350.46 = 2,739.58 : x
  2. Step 2: Convert to fraction form
    6,899.56/10,350.46 = 2,739.58/x
  3. Step 3: Cross multiply
    6,899.56x = 10,350.46 × 2,739.58
  4. Step 4: Simplify right side
    6,899.56x = 28,355,913.21
  5. Step 5: Solve for x
    x = 28,355,913.21/6,899.56
  6. Step 6: Final answer
    x = 4,109.81

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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.