Home / 1,742.55-2,613.83-1,093.74

Finding the Fourth Proportional to 1,742.55, 2,613.83 and 1,093.74

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Solution

The fourth proportional to 1,742.55, 2,613.83 and 1,093.74 is: 1,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.55 : 2,613.83 = 1,093.74 : x
  2. Step 2: Convert to fraction form
    1,742.55/2,613.83 = 1,093.74/x
  3. Step 3: Cross multiply
    1,742.55x = 2,613.83 × 1,093.74
  4. Step 4: Simplify right side
    1,742.55x = 2,858,864.90
  5. Step 5: Solve for x
    x = 2,858,864.90/1,742.55
  6. Step 6: Final answer
    x = 1,640.62

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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.