Home / 2,361.12-3,541.97-900.69

Finding the Fourth Proportional to 2,361.12, 3,541.97 and 900.69

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Solution

The fourth proportional to 2,361.12, 3,541.97 and 900.69 is: 1,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.12 : 3,541.97 = 900.69 : x
  2. Step 2: Convert to fraction form
    2,361.12/3,541.97 = 900.69/x
  3. Step 3: Cross multiply
    2,361.12x = 3,541.97 × 900.69
  4. Step 4: Simplify right side
    2,361.12x = 3,190,216.96
  5. Step 5: Solve for x
    x = 3,190,216.96/2,361.12
  6. Step 6: Final answer
    x = 1,351.15

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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.