Home / 3,003.25-4,494.74-2,143.15

Finding the Fourth Proportional to 3,003.25, 4,494.74 and 2,143.15

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Solution

The fourth proportional to 3,003.25, 4,494.74 and 2,143.15 is: 3,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.25 : 4,494.74 = 2,143.15 : x
  2. Step 2: Convert to fraction form
    3,003.25/4,494.74 = 2,143.15/x
  3. Step 3: Cross multiply
    3,003.25x = 4,494.74 × 2,143.15
  4. Step 4: Simplify right side
    3,003.25x = 9,632,885.81
  5. Step 5: Solve for x
    x = 9,632,885.81/3,003.25
  6. Step 6: Final answer
    x = 3,207.48

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1.5x scale

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.