Home / 4,164.30-6,243.36-2,520.46

Finding the Fourth Proportional to 4,164.30, 6,243.36 and 2,520.46

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Solution

The fourth proportional to 4,164.30, 6,243.36 and 2,520.46 is: 3,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.30 : 6,243.36 = 2,520.46 : x
  2. Step 2: Convert to fraction form
    4,164.30/6,243.36 = 2,520.46/x
  3. Step 3: Cross multiply
    4,164.30x = 6,243.36 × 2,520.46
  4. Step 4: Simplify right side
    4,164.30x = 15,736,164.21
  5. Step 5: Solve for x
    x = 15,736,164.21/4,164.30
  6. Step 6: Final answer
    x = 3,778.82

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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.