Home / 2,361.21-3,541.68-900.51

Finding the Fourth Proportional to 2,361.21, 3,541.68 and 900.51

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Solution

The fourth proportional to 2,361.21, 3,541.68 and 900.51 is: 1,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.21 : 3,541.68 = 900.51 : x
  2. Step 2: Convert to fraction form
    2,361.21/3,541.68 = 900.51/x
  3. Step 3: Cross multiply
    2,361.21x = 3,541.68 × 900.51
  4. Step 4: Simplify right side
    2,361.21x = 3,189,318.26
  5. Step 5: Solve for x
    x = 3,189,318.26/2,361.21
  6. Step 6: Final answer
    x = 1,350.71

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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.