Home / 11,577.46-17,366.19-2,812.32

Finding the Fourth Proportional to 11,577.46, 17,366.19 and 2,812.32

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Solution

The fourth proportional to 11,577.46, 17,366.19 and 2,812.32 is: 4,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.46 : 17,366.19 = 2,812.32 : x
  2. Step 2: Convert to fraction form
    11,577.46/17,366.19 = 2,812.32/x
  3. Step 3: Cross multiply
    11,577.46x = 17,366.19 × 2,812.32
  4. Step 4: Simplify right side
    11,577.46x = 48,839,189.60
  5. Step 5: Solve for x
    x = 48,839,189.60/11,577.46
  6. Step 6: Final answer
    x = 4,218.47

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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.