Home / 2,436.27-3,361.12-1,539.75

Finding the Fourth Proportional to 2,436.27, 3,361.12 and 1,539.75

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Solution

The fourth proportional to 2,436.27, 3,361.12 and 1,539.75 is: 2,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.27 : 3,361.12 = 1,539.75 : x
  2. Step 2: Convert to fraction form
    2,436.27/3,361.12 = 1,539.75/x
  3. Step 3: Cross multiply
    2,436.27x = 3,361.12 × 1,539.75
  4. Step 4: Simplify right side
    2,436.27x = 5,175,284.52
  5. Step 5: Solve for x
    x = 5,175,284.52/2,436.27
  6. Step 6: Final answer
    x = 2,124.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.