Home / 4,080.81-5,631.75-2,401.83

Finding the Fourth Proportional to 4,080.81, 5,631.75 and 2,401.83

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Solution

The fourth proportional to 4,080.81, 5,631.75 and 2,401.83 is: 3,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.81 : 5,631.75 = 2,401.83 : x
  2. Step 2: Convert to fraction form
    4,080.81/5,631.75 = 2,401.83/x
  3. Step 3: Cross multiply
    4,080.81x = 5,631.75 × 2,401.83
  4. Step 4: Simplify right side
    4,080.81x = 13,526,497.02
  5. Step 5: Solve for x
    x = 13,526,497.02/4,080.81
  6. Step 6: Final answer
    x = 3,314.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.