Home / 3,003.27-4,143.85-1,743.60

Finding the Fourth Proportional to 3,003.27, 4,143.85 and 1,743.60

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Solution

The fourth proportional to 3,003.27, 4,143.85 and 1,743.60 is: 2,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.27 : 4,143.85 = 1,743.60 : x
  2. Step 2: Convert to fraction form
    3,003.27/4,143.85 = 1,743.60/x
  3. Step 3: Cross multiply
    3,003.27x = 4,143.85 × 1,743.60
  4. Step 4: Simplify right side
    3,003.27x = 7,225,216.86
  5. Step 5: Solve for x
    x = 7,225,216.86/3,003.27
  6. Step 6: Final answer
    x = 2,405.78

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1.5x scale

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.