Home / 2,263.46-3,122.61-1,563.62

Finding the Fourth Proportional to 2,263.46, 3,122.61 and 1,563.62

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Solution

The fourth proportional to 2,263.46, 3,122.61 and 1,563.62 is: 2,157.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.46 : 3,122.61 = 1,563.62 : x
  2. Step 2: Convert to fraction form
    2,263.46/3,122.61 = 1,563.62/x
  3. Step 3: Cross multiply
    2,263.46x = 3,122.61 × 1,563.62
  4. Step 4: Simplify right side
    2,263.46x = 4,882,575.45
  5. Step 5: Solve for x
    x = 4,882,575.45/2,263.46
  6. Step 6: Final answer
    x = 2,157.13

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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.