Home / 6,680.22-9,219.03-4,028.47

Finding the Fourth Proportional to 6,680.22, 9,219.03 and 4,028.47

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Solution

The fourth proportional to 6,680.22, 9,219.03 and 4,028.47 is: 5,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.22 : 9,219.03 = 4,028.47 : x
  2. Step 2: Convert to fraction form
    6,680.22/9,219.03 = 4,028.47/x
  3. Step 3: Cross multiply
    6,680.22x = 9,219.03 × 4,028.47
  4. Step 4: Simplify right side
    6,680.22x = 37,138,585.78
  5. Step 5: Solve for x
    x = 37,138,585.78/6,680.22
  6. Step 6: Final answer
    x = 5,559.49

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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.