Home / 3,745.50-5,589.77-3,330.33

Finding the Fourth Proportional to 3,745.50, 5,589.77 and 3,330.33

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Solution

The fourth proportional to 3,745.50, 5,589.77 and 3,330.33 is: 4,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.50 : 5,589.77 = 3,330.33 : x
  2. Step 2: Convert to fraction form
    3,745.50/5,589.77 = 3,330.33/x
  3. Step 3: Cross multiply
    3,745.50x = 5,589.77 × 3,330.33
  4. Step 4: Simplify right side
    3,745.50x = 18,615,750.78
  5. Step 5: Solve for x
    x = 18,615,750.78/3,745.50
  6. Step 6: Final answer
    x = 4,970.16

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.