Home / 4,080.14-6,117.22-1,305.22

Finding the Fourth Proportional to 4,080.14, 6,117.22 and 1,305.22

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Solution

The fourth proportional to 4,080.14, 6,117.22 and 1,305.22 is: 1,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.14 : 6,117.22 = 1,305.22 : x
  2. Step 2: Convert to fraction form
    4,080.14/6,117.22 = 1,305.22/x
  3. Step 3: Cross multiply
    4,080.14x = 6,117.22 × 1,305.22
  4. Step 4: Simplify right side
    4,080.14x = 7,984,317.89
  5. Step 5: Solve for x
    x = 7,984,317.89/4,080.14
  6. Step 6: Final answer
    x = 1,956.87

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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.