Home / 3,207.06-4,425.03-1,880.69

Finding the Fourth Proportional to 3,207.06, 4,425.03 and 1,880.69

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Solution

The fourth proportional to 3,207.06, 4,425.03 and 1,880.69 is: 2,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.06 : 4,425.03 = 1,880.69 : x
  2. Step 2: Convert to fraction form
    3,207.06/4,425.03 = 1,880.69/x
  3. Step 3: Cross multiply
    3,207.06x = 4,425.03 × 1,880.69
  4. Step 4: Simplify right side
    3,207.06x = 8,322,087.55
  5. Step 5: Solve for x
    x = 8,322,087.55/3,207.06
  6. Step 6: Final answer
    x = 2,594.93

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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.