Home / 5,370.56-8,051.91-2,251.47

Finding the Fourth Proportional to 5,370.56, 8,051.91 and 2,251.47

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Solution

The fourth proportional to 5,370.56, 8,051.91 and 2,251.47 is: 3,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.56 : 8,051.91 = 2,251.47 : x
  2. Step 2: Convert to fraction form
    5,370.56/8,051.91 = 2,251.47/x
  3. Step 3: Cross multiply
    5,370.56x = 8,051.91 × 2,251.47
  4. Step 4: Simplify right side
    5,370.56x = 18,128,633.81
  5. Step 5: Solve for x
    x = 18,128,633.81/5,370.56
  6. Step 6: Final answer
    x = 3,375.56

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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.