Home / 2,677.60-3,694.98-1,558.57

Finding the Fourth Proportional to 2,677.60, 3,694.98 and 1,558.57

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Solution

The fourth proportional to 2,677.60, 3,694.98 and 1,558.57 is: 2,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.60 : 3,694.98 = 1,558.57 : x
  2. Step 2: Convert to fraction form
    2,677.60/3,694.98 = 1,558.57/x
  3. Step 3: Cross multiply
    2,677.60x = 3,694.98 × 1,558.57
  4. Step 4: Simplify right side
    2,677.60x = 5,758,884.98
  5. Step 5: Solve for x
    x = 5,758,884.98/2,677.60
  6. Step 6: Final answer
    x = 2,150.76

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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.