Home / 6,151.80-8,489.46-3,357.28

Finding the Fourth Proportional to 6,151.80, 8,489.46 and 3,357.28

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Solution

The fourth proportional to 6,151.80, 8,489.46 and 3,357.28 is: 4,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.80 : 8,489.46 = 3,357.28 : x
  2. Step 2: Convert to fraction form
    6,151.80/8,489.46 = 3,357.28/x
  3. Step 3: Cross multiply
    6,151.80x = 8,489.46 × 3,357.28
  4. Step 4: Simplify right side
    6,151.80x = 28,501,494.27
  5. Step 5: Solve for x
    x = 28,501,494.27/6,151.80
  6. Step 6: Final answer
    x = 4,633.03

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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.