Home / 2,165.21-3,249.03-1,010.96

Finding the Fourth Proportional to 2,165.21, 3,249.03 and 1,010.96

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Solution

The fourth proportional to 2,165.21, 3,249.03 and 1,010.96 is: 1,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.21 : 3,249.03 = 1,010.96 : x
  2. Step 2: Convert to fraction form
    2,165.21/3,249.03 = 1,010.96/x
  3. Step 3: Cross multiply
    2,165.21x = 3,249.03 × 1,010.96
  4. Step 4: Simplify right side
    2,165.21x = 3,284,639.37
  5. Step 5: Solve for x
    x = 3,284,639.37/2,165.21
  6. Step 6: Final answer
    x = 1,517.01

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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.