Home / 2,252.90-3,373.43-1,811.81

Finding the Fourth Proportional to 2,252.90, 3,373.43 and 1,811.81

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Solution

The fourth proportional to 2,252.90, 3,373.43 and 1,811.81 is: 2,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.90 : 3,373.43 = 1,811.81 : x
  2. Step 2: Convert to fraction form
    2,252.90/3,373.43 = 1,811.81/x
  3. Step 3: Cross multiply
    2,252.90x = 3,373.43 × 1,811.81
  4. Step 4: Simplify right side
    2,252.90x = 6,111,988.28
  5. Step 5: Solve for x
    x = 6,111,988.28/2,252.90
  6. Step 6: Final answer
    x = 2,712.95

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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.