Home / 7,699.68-11,541.51-3,745.17

Finding the Fourth Proportional to 7,699.68, 11,541.51 and 3,745.17

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Solution

The fourth proportional to 7,699.68, 11,541.51 and 3,745.17 is: 5,613.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.68 : 11,541.51 = 3,745.17 : x
  2. Step 2: Convert to fraction form
    7,699.68/11,541.51 = 3,745.17/x
  3. Step 3: Cross multiply
    7,699.68x = 11,541.51 × 3,745.17
  4. Step 4: Simplify right side
    7,699.68x = 43,224,917.01
  5. Step 5: Solve for x
    x = 43,224,917.01/7,699.68
  6. Step 6: Final answer
    x = 5,613.86

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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.