Home / 2,013.60-3,015.54-1,144.20

Finding the Fourth Proportional to 2,013.60, 3,015.54 and 1,144.20

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Solution

The fourth proportional to 2,013.60, 3,015.54 and 1,144.20 is: 1,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.60 : 3,015.54 = 1,144.20 : x
  2. Step 2: Convert to fraction form
    2,013.60/3,015.54 = 1,144.20/x
  3. Step 3: Cross multiply
    2,013.60x = 3,015.54 × 1,144.20
  4. Step 4: Simplify right side
    2,013.60x = 3,450,380.87
  5. Step 5: Solve for x
    x = 3,450,380.87/2,013.60
  6. Step 6: Final answer
    x = 1,713.54

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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.