Home / 3,158.41-4,738.55-1,516.34

Finding the Fourth Proportional to 3,158.41, 4,738.55 and 1,516.34

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Solution

The fourth proportional to 3,158.41, 4,738.55 and 1,516.34 is: 2,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.41 : 4,738.55 = 1,516.34 : x
  2. Step 2: Convert to fraction form
    3,158.41/4,738.55 = 1,516.34/x
  3. Step 3: Cross multiply
    3,158.41x = 4,738.55 × 1,516.34
  4. Step 4: Simplify right side
    3,158.41x = 7,185,252.91
  5. Step 5: Solve for x
    x = 7,185,252.91/3,158.41
  6. Step 6: Final answer
    x = 2,274.96

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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.