Home / 9,230.24-13,847.39-2,990.88

Finding the Fourth Proportional to 9,230.24, 13,847.39 and 2,990.88

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Solution

The fourth proportional to 9,230.24, 13,847.39 and 2,990.88 is: 4,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.24 : 13,847.39 = 2,990.88 : x
  2. Step 2: Convert to fraction form
    9,230.24/13,847.39 = 2,990.88/x
  3. Step 3: Cross multiply
    9,230.24x = 13,847.39 × 2,990.88
  4. Step 4: Simplify right side
    9,230.24x = 41,415,889.28
  5. Step 5: Solve for x
    x = 41,415,889.28/9,230.24
  6. Step 6: Final answer
    x = 4,486.98

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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.