Home / 2,361.14-3,542.28-1,188.26

Finding the Fourth Proportional to 2,361.14, 3,542.28 and 1,188.26

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Solution

The fourth proportional to 2,361.14, 3,542.28 and 1,188.26 is: 1,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.14 : 3,542.28 = 1,188.26 : x
  2. Step 2: Convert to fraction form
    2,361.14/3,542.28 = 1,188.26/x
  3. Step 3: Cross multiply
    2,361.14x = 3,542.28 × 1,188.26
  4. Step 4: Simplify right side
    2,361.14x = 4,209,149.63
  5. Step 5: Solve for x
    x = 4,209,149.63/2,361.14
  6. Step 6: Final answer
    x = 1,782.68

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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.