Home / 1,827.95-2,522.21-1,081.94

Finding the Fourth Proportional to 1,827.95, 2,522.21 and 1,081.94

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Solution

The fourth proportional to 1,827.95, 2,522.21 and 1,081.94 is: 1,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.95 : 2,522.21 = 1,081.94 : x
  2. Step 2: Convert to fraction form
    1,827.95/2,522.21 = 1,081.94/x
  3. Step 3: Cross multiply
    1,827.95x = 2,522.21 × 1,081.94
  4. Step 4: Simplify right side
    1,827.95x = 2,728,861.87
  5. Step 5: Solve for x
    x = 2,728,861.87/1,827.95
  6. Step 6: Final answer
    x = 1,492.86

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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.