Home / 2,010.15-3,015.11-1,193.61

Finding the Fourth Proportional to 2,010.15, 3,015.11 and 1,193.61

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Solution

The fourth proportional to 2,010.15, 3,015.11 and 1,193.61 is: 1,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.15 : 3,015.11 = 1,193.61 : x
  2. Step 2: Convert to fraction form
    2,010.15/3,015.11 = 1,193.61/x
  3. Step 3: Cross multiply
    2,010.15x = 3,015.11 × 1,193.61
  4. Step 4: Simplify right side
    2,010.15x = 3,598,865.45
  5. Step 5: Solve for x
    x = 3,598,865.45/2,010.15
  6. Step 6: Final answer
    x = 1,790.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.