Home / 2,010.56-3,015.36-1,022.72

Finding the Fourth Proportional to 2,010.56, 3,015.36 and 1,022.72

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Solution

The fourth proportional to 2,010.56, 3,015.36 and 1,022.72 is: 1,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.56 : 3,015.36 = 1,022.72 : x
  2. Step 2: Convert to fraction form
    2,010.56/3,015.36 = 1,022.72/x
  3. Step 3: Cross multiply
    2,010.56x = 3,015.36 × 1,022.72
  4. Step 4: Simplify right side
    2,010.56x = 3,083,853.90
  5. Step 5: Solve for x
    x = 3,083,853.90/2,010.56
  6. Step 6: Final answer
    x = 1,533.83

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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.