Home / 3,628.08-5,442.12-2,326.32

Finding the Fourth Proportional to 3,628.08, 5,442.12 and 2,326.32

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Solution

The fourth proportional to 3,628.08, 5,442.12 and 2,326.32 is: 3,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.08 : 5,442.12 = 2,326.32 : x
  2. Step 2: Convert to fraction form
    3,628.08/5,442.12 = 2,326.32/x
  3. Step 3: Cross multiply
    3,628.08x = 5,442.12 × 2,326.32
  4. Step 4: Simplify right side
    3,628.08x = 12,660,112.60
  5. Step 5: Solve for x
    x = 12,660,112.60/3,628.08
  6. Step 6: Final answer
    x = 3,489.48

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Similar ratio
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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.