Home / 7,538.22-11,317.68-3,842.94

Finding the Fourth Proportional to 7,538.22, 11,317.68 and 3,842.94

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Solution

The fourth proportional to 7,538.22, 11,317.68 and 3,842.94 is: 5,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.22 : 11,317.68 = 3,842.94 : x
  2. Step 2: Convert to fraction form
    7,538.22/11,317.68 = 3,842.94/x
  3. Step 3: Cross multiply
    7,538.22x = 11,317.68 × 3,842.94
  4. Step 4: Simplify right side
    7,538.22x = 43,493,165.18
  5. Step 5: Solve for x
    x = 43,493,165.18/7,538.22
  6. Step 6: Final answer
    x = 5,769.69

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1.5x scale

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.