Home / 4,116.96-6,138.72-3,659.04

Finding the Fourth Proportional to 4,116.96, 6,138.72 and 3,659.04

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Solution

The fourth proportional to 4,116.96, 6,138.72 and 3,659.04 is: 5,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.96 : 6,138.72 = 3,659.04 : x
  2. Step 2: Convert to fraction form
    4,116.96/6,138.72 = 3,659.04/x
  3. Step 3: Cross multiply
    4,116.96x = 6,138.72 × 3,659.04
  4. Step 4: Simplify right side
    4,116.96x = 22,461,822.03
  5. Step 5: Solve for x
    x = 22,461,822.03/4,116.96
  6. Step 6: Final answer
    x = 5,455.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.