Home / 3,330.37-4,615.34-3,283.39

Finding the Fourth Proportional to 3,330.37, 4,615.34 and 3,283.39

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Solution

The fourth proportional to 3,330.37, 4,615.34 and 3,283.39 is: 4,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.37 : 4,615.34 = 3,283.39 : x
  2. Step 2: Convert to fraction form
    3,330.37/4,615.34 = 3,283.39/x
  3. Step 3: Cross multiply
    3,330.37x = 4,615.34 × 3,283.39
  4. Step 4: Simplify right side
    3,330.37x = 15,153,961.20
  5. Step 5: Solve for x
    x = 15,153,961.20/3,330.37
  6. Step 6: Final answer
    x = 4,550.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.