Home / 4,336.56-6,492.06-2,687.80

Finding the Fourth Proportional to 4,336.56, 6,492.06 and 2,687.80

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Solution

The fourth proportional to 4,336.56, 6,492.06 and 2,687.80 is: 4,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336.56 : 6,492.06 = 2,687.80 : x
  2. Step 2: Convert to fraction form
    4,336.56/6,492.06 = 2,687.80/x
  3. Step 3: Cross multiply
    4,336.56x = 6,492.06 × 2,687.80
  4. Step 4: Simplify right side
    4,336.56x = 17,449,358.87
  5. Step 5: Solve for x
    x = 17,449,358.87/4,336.56
  6. Step 6: Final answer
    x = 4,023.78

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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.