Home / 6,680.96-9,220.06-4,029.22

Finding the Fourth Proportional to 6,680.96, 9,220.06 and 4,029.22

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Solution

The fourth proportional to 6,680.96, 9,220.06 and 4,029.22 is: 5,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.96 : 9,220.06 = 4,029.22 : x
  2. Step 2: Convert to fraction form
    6,680.96/9,220.06 = 4,029.22/x
  3. Step 3: Cross multiply
    6,680.96x = 9,220.06 × 4,029.22
  4. Step 4: Simplify right side
    6,680.96x = 37,149,650.15
  5. Step 5: Solve for x
    x = 37,149,650.15/6,680.96
  6. Step 6: Final answer
    x = 5,560.53

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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.