Home / 3,387.54-4,673.04-2,268.84

Finding the Fourth Proportional to 3,387.54, 4,673.04 and 2,268.84

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Solution

The fourth proportional to 3,387.54, 4,673.04 and 2,268.84 is: 3,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.54 : 4,673.04 = 2,268.84 : x
  2. Step 2: Convert to fraction form
    3,387.54/4,673.04 = 2,268.84/x
  3. Step 3: Cross multiply
    3,387.54x = 4,673.04 × 2,268.84
  4. Step 4: Simplify right side
    3,387.54x = 10,602,380.07
  5. Step 5: Solve for x
    x = 10,602,380.07/3,387.54
  6. Step 6: Final answer
    x = 3,129.82

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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.