Home / 3,003.75-4,146.80-2,010.42

Finding the Fourth Proportional to 3,003.75, 4,146.80 and 2,010.42

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Solution

The fourth proportional to 3,003.75, 4,146.80 and 2,010.42 is: 2,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.75 : 4,146.80 = 2,010.42 : x
  2. Step 2: Convert to fraction form
    3,003.75/4,146.80 = 2,010.42/x
  3. Step 3: Cross multiply
    3,003.75x = 4,146.80 × 2,010.42
  4. Step 4: Simplify right side
    3,003.75x = 8,336,799.60
  5. Step 5: Solve for x
    x = 8,336,799.60/3,003.75
  6. Step 6: Final answer
    x = 2,775.46

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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.