Home / 8,583.46-12,876.55-2,738.70

Finding the Fourth Proportional to 8,583.46, 12,876.55 and 2,738.70

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Solution

The fourth proportional to 8,583.46, 12,876.55 and 2,738.70 is: 4,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.46 : 12,876.55 = 2,738.70 : x
  2. Step 2: Convert to fraction form
    8,583.46/12,876.55 = 2,738.70/x
  3. Step 3: Cross multiply
    8,583.46x = 12,876.55 × 2,738.70
  4. Step 4: Simplify right side
    8,583.46x = 35,265,007.49
  5. Step 5: Solve for x
    x = 35,265,007.49/8,583.46
  6. Step 6: Final answer
    x = 4,108.48

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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.