Home / 3,558.14-5,331.05-2,767.74

Finding the Fourth Proportional to 3,558.14, 5,331.05 and 2,767.74

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Solution

The fourth proportional to 3,558.14, 5,331.05 and 2,767.74 is: 4,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.14 : 5,331.05 = 2,767.74 : x
  2. Step 2: Convert to fraction form
    3,558.14/5,331.05 = 2,767.74/x
  3. Step 3: Cross multiply
    3,558.14x = 5,331.05 × 2,767.74
  4. Step 4: Simplify right side
    3,558.14x = 14,754,956.87
  5. Step 5: Solve for x
    x = 14,754,956.87/3,558.14
  6. Step 6: Final answer
    x = 4,146.82

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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.