Home / 4,085.64-6,129.47-1,163.97

Finding the Fourth Proportional to 4,085.64, 6,129.47 and 1,163.97

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Solution

The fourth proportional to 4,085.64, 6,129.47 and 1,163.97 is: 1,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.64 : 6,129.47 = 1,163.97 : x
  2. Step 2: Convert to fraction form
    4,085.64/6,129.47 = 1,163.97/x
  3. Step 3: Cross multiply
    4,085.64x = 6,129.47 × 1,163.97
  4. Step 4: Simplify right side
    4,085.64x = 7,134,522.11
  5. Step 5: Solve for x
    x = 7,134,522.11/4,085.64
  6. Step 6: Final answer
    x = 1,746.24

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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.