Home / 2,861.17-4,294.54-1,381.44

Finding the Fourth Proportional to 2,861.17, 4,294.54 and 1,381.44

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Solution

The fourth proportional to 2,861.17, 4,294.54 and 1,381.44 is: 2,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.17 : 4,294.54 = 1,381.44 : x
  2. Step 2: Convert to fraction form
    2,861.17/4,294.54 = 1,381.44/x
  3. Step 3: Cross multiply
    2,861.17x = 4,294.54 × 1,381.44
  4. Step 4: Simplify right side
    2,861.17x = 5,932,635.24
  5. Step 5: Solve for x
    x = 5,932,635.24/2,861.17
  6. Step 6: Final answer
    x = 2,073.50

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1.5x scale

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.