Home / 4,085.49-6,129.32-1,163.82

Finding the Fourth Proportional to 4,085.49, 6,129.32 and 1,163.82

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Solution

The fourth proportional to 4,085.49, 6,129.32 and 1,163.82 is: 1,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.49 : 6,129.32 = 1,163.82 : x
  2. Step 2: Convert to fraction form
    4,085.49/6,129.32 = 1,163.82/x
  3. Step 3: Cross multiply
    4,085.49x = 6,129.32 × 1,163.82
  4. Step 4: Simplify right side
    4,085.49x = 7,133,419.38
  5. Step 5: Solve for x
    x = 7,133,419.38/4,085.49
  6. Step 6: Final answer
    x = 1,746.04

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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.