Home / 2,727.39-4,090.34-1,166.61

Finding the Fourth Proportional to 2,727.39, 4,090.34 and 1,166.61

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Solution

The fourth proportional to 2,727.39, 4,090.34 and 1,166.61 is: 1,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.39 : 4,090.34 = 1,166.61 : x
  2. Step 2: Convert to fraction form
    2,727.39/4,090.34 = 1,166.61/x
  3. Step 3: Cross multiply
    2,727.39x = 4,090.34 × 1,166.61
  4. Step 4: Simplify right side
    2,727.39x = 4,771,831.55
  5. Step 5: Solve for x
    x = 4,771,831.55/2,727.39
  6. Step 6: Final answer
    x = 1,749.60

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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.