Home / 4,507.32-6,219.81-2,517.78

Finding the Fourth Proportional to 4,507.32, 6,219.81 and 2,517.78

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Solution

The fourth proportional to 4,507.32, 6,219.81 and 2,517.78 is: 3,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.32 : 6,219.81 = 2,517.78 : x
  2. Step 2: Convert to fraction form
    4,507.32/6,219.81 = 2,517.78/x
  3. Step 3: Cross multiply
    4,507.32x = 6,219.81 × 2,517.78
  4. Step 4: Simplify right side
    4,507.32x = 15,660,113.22
  5. Step 5: Solve for x
    x = 15,660,113.22/4,507.32
  6. Step 6: Final answer
    x = 3,474.37

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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.