Home / 6,635.24-9,157.46-4,284.20

Finding the Fourth Proportional to 6,635.24, 9,157.46 and 4,284.20

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Solution

The fourth proportional to 6,635.24, 9,157.46 and 4,284.20 is: 5,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.24 : 9,157.46 = 4,284.20 : x
  2. Step 2: Convert to fraction form
    6,635.24/9,157.46 = 4,284.20/x
  3. Step 3: Cross multiply
    6,635.24x = 9,157.46 × 4,284.20
  4. Step 4: Simplify right side
    6,635.24x = 39,232,390.13
  5. Step 5: Solve for x
    x = 39,232,390.13/6,635.24
  6. Step 6: Final answer
    x = 5,912.73

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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.