Home / 3,486.42-4,811.22-2,089.17

Finding the Fourth Proportional to 3,486.42, 4,811.22 and 2,089.17

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Solution

The fourth proportional to 3,486.42, 4,811.22 and 2,089.17 is: 2,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.42 : 4,811.22 = 2,089.17 : x
  2. Step 2: Convert to fraction form
    3,486.42/4,811.22 = 2,089.17/x
  3. Step 3: Cross multiply
    3,486.42x = 4,811.22 × 2,089.17
  4. Step 4: Simplify right side
    3,486.42x = 10,051,456.49
  5. Step 5: Solve for x
    x = 10,051,456.49/3,486.42
  6. Step 6: Final answer
    x = 2,883.03

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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.