Home / 6,310.50-8,708.67-3,516.18

Finding the Fourth Proportional to 6,310.50, 8,708.67 and 3,516.18

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Solution

The fourth proportional to 6,310.50, 8,708.67 and 3,516.18 is: 4,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.50 : 8,708.67 = 3,516.18 : x
  2. Step 2: Convert to fraction form
    6,310.50/8,708.67 = 3,516.18/x
  3. Step 3: Cross multiply
    6,310.50x = 8,708.67 × 3,516.18
  4. Step 4: Simplify right side
    6,310.50x = 30,621,251.28
  5. Step 5: Solve for x
    x = 30,621,251.28/6,310.50
  6. Step 6: Final answer
    x = 4,852.43

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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.