Home / 2,581.60-3,560.24-1,684.96

Finding the Fourth Proportional to 2,581.60, 3,560.24 and 1,684.96

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Solution

The fourth proportional to 2,581.60, 3,560.24 and 1,684.96 is: 2,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.60 : 3,560.24 = 1,684.96 : x
  2. Step 2: Convert to fraction form
    2,581.60/3,560.24 = 1,684.96/x
  3. Step 3: Cross multiply
    2,581.60x = 3,560.24 × 1,684.96
  4. Step 4: Simplify right side
    2,581.60x = 5,998,861.99
  5. Step 5: Solve for x
    x = 5,998,861.99/2,581.60
  6. Step 6: Final answer
    x = 2,323.70

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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.