Home / 2,268.84-3,393.54-1,342.20

Finding the Fourth Proportional to 2,268.84, 3,393.54 and 1,342.20

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Solution

The fourth proportional to 2,268.84, 3,393.54 and 1,342.20 is: 2,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.84 : 3,393.54 = 1,342.20 : x
  2. Step 2: Convert to fraction form
    2,268.84/3,393.54 = 1,342.20/x
  3. Step 3: Cross multiply
    2,268.84x = 3,393.54 × 1,342.20
  4. Step 4: Simplify right side
    2,268.84x = 4,554,809.39
  5. Step 5: Solve for x
    x = 4,554,809.39/2,268.84
  6. Step 6: Final answer
    x = 2,007.55

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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.