Home / 5,983.20-8,256.78-3,330.60

Finding the Fourth Proportional to 5,983.20, 8,256.78 and 3,330.60

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Solution

The fourth proportional to 5,983.20, 8,256.78 and 3,330.60 is: 4,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.20 : 8,256.78 = 3,330.60 : x
  2. Step 2: Convert to fraction form
    5,983.20/8,256.78 = 3,330.60/x
  3. Step 3: Cross multiply
    5,983.20x = 8,256.78 × 3,330.60
  4. Step 4: Simplify right side
    5,983.20x = 27,500,031.47
  5. Step 5: Solve for x
    x = 27,500,031.47/5,983.20
  6. Step 6: Final answer
    x = 4,596.21

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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.