Home / 4,393.20-6,581.70-4,101.60

Finding the Fourth Proportional to 4,393.20, 6,581.70 and 4,101.60

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Solution

The fourth proportional to 4,393.20, 6,581.70 and 4,101.60 is: 6,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.20 : 6,581.70 = 4,101.60 : x
  2. Step 2: Convert to fraction form
    4,393.20/6,581.70 = 4,101.60/x
  3. Step 3: Cross multiply
    4,393.20x = 6,581.70 × 4,101.60
  4. Step 4: Simplify right side
    4,393.20x = 26,995,500.72
  5. Step 5: Solve for x
    x = 26,995,500.72/4,393.20
  6. Step 6: Final answer
    x = 6,144.84

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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.