Home / 4,015.32-5,540.65-2,246.49

Finding the Fourth Proportional to 4,015.32, 5,540.65 and 2,246.49

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Solution

The fourth proportional to 4,015.32, 5,540.65 and 2,246.49 is: 3,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.32 : 5,540.65 = 2,246.49 : x
  2. Step 2: Convert to fraction form
    4,015.32/5,540.65 = 2,246.49/x
  3. Step 3: Cross multiply
    4,015.32x = 5,540.65 × 2,246.49
  4. Step 4: Simplify right side
    4,015.32x = 12,447,014.82
  5. Step 5: Solve for x
    x = 12,447,014.82/4,015.32
  6. Step 6: Final answer
    x = 3,099.88

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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.