Home / 3,261.70-4,500.05-2,083.45

Finding the Fourth Proportional to 3,261.70, 4,500.05 and 2,083.45

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Solution

The fourth proportional to 3,261.70, 4,500.05 and 2,083.45 is: 2,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.70 : 4,500.05 = 2,083.45 : x
  2. Step 2: Convert to fraction form
    3,261.70/4,500.05 = 2,083.45/x
  3. Step 3: Cross multiply
    3,261.70x = 4,500.05 × 2,083.45
  4. Step 4: Simplify right side
    3,261.70x = 9,375,618.76
  5. Step 5: Solve for x
    x = 9,375,618.76/3,261.70
  6. Step 6: Final answer
    x = 2,874.46

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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.