Home / 4,003.89-5,520.47-3,293.25

Finding the Fourth Proportional to 4,003.89, 5,520.47 and 3,293.25

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Solution

The fourth proportional to 4,003.89, 5,520.47 and 3,293.25 is: 4,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.89 : 5,520.47 = 3,293.25 : x
  2. Step 2: Convert to fraction form
    4,003.89/5,520.47 = 3,293.25/x
  3. Step 3: Cross multiply
    4,003.89x = 5,520.47 × 3,293.25
  4. Step 4: Simplify right side
    4,003.89x = 18,180,271.36
  5. Step 5: Solve for x
    x = 18,180,271.36/4,003.89
  6. Step 6: Final answer
    x = 4,540.65

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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.