Home / 3,528.72-5,293.08-2,839.32

Finding the Fourth Proportional to 3,528.72, 5,293.08 and 2,839.32

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Solution

The fourth proportional to 3,528.72, 5,293.08 and 2,839.32 is: 4,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.72 : 5,293.08 = 2,839.32 : x
  2. Step 2: Convert to fraction form
    3,528.72/5,293.08 = 2,839.32/x
  3. Step 3: Cross multiply
    3,528.72x = 5,293.08 × 2,839.32
  4. Step 4: Simplify right side
    3,528.72x = 15,028,747.91
  5. Step 5: Solve for x
    x = 15,028,747.91/3,528.72
  6. Step 6: Final answer
    x = 4,258.98

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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.