Home / 3,003.70-4,145.26-1,824.08

Finding the Fourth Proportional to 3,003.70, 4,145.26 and 1,824.08

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Solution

The fourth proportional to 3,003.70, 4,145.26 and 1,824.08 is: 2,517.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.70 : 4,145.26 = 1,824.08 : x
  2. Step 2: Convert to fraction form
    3,003.70/4,145.26 = 1,824.08/x
  3. Step 3: Cross multiply
    3,003.70x = 4,145.26 × 1,824.08
  4. Step 4: Simplify right side
    3,003.70x = 7,561,285.86
  5. Step 5: Solve for x
    x = 7,561,285.86/3,003.70
  6. Step 6: Final answer
    x = 2,517.32

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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.