Home / 6,629.25-9,144.90-4,110.55

Finding the Fourth Proportional to 6,629.25, 9,144.90 and 4,110.55

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Solution

The fourth proportional to 6,629.25, 9,144.90 and 4,110.55 is: 5,670.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.25 : 9,144.90 = 4,110.55 : x
  2. Step 2: Convert to fraction form
    6,629.25/9,144.90 = 4,110.55/x
  3. Step 3: Cross multiply
    6,629.25x = 9,144.90 × 4,110.55
  4. Step 4: Simplify right side
    6,629.25x = 37,590,568.70
  5. Step 5: Solve for x
    x = 37,590,568.70/6,629.25
  6. Step 6: Final answer
    x = 5,670.41

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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.