Home / 3,653.39-5,040.49-2,235.60

Finding the Fourth Proportional to 3,653.39, 5,040.49 and 2,235.60

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Solution

The fourth proportional to 3,653.39, 5,040.49 and 2,235.60 is: 3,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.39 : 5,040.49 = 2,235.60 : x
  2. Step 2: Convert to fraction form
    3,653.39/5,040.49 = 2,235.60/x
  3. Step 3: Cross multiply
    3,653.39x = 5,040.49 × 2,235.60
  4. Step 4: Simplify right side
    3,653.39x = 11,268,524.33
  5. Step 5: Solve for x
    x = 11,268,524.33/3,653.39
  6. Step 6: Final answer
    x = 3,084.40

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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.