Home / 6,348.68-8,761.19-3,516.25

Finding the Fourth Proportional to 6,348.68, 8,761.19 and 3,516.25

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Solution

The fourth proportional to 6,348.68, 8,761.19 and 3,516.25 is: 4,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.68 : 8,761.19 = 3,516.25 : x
  2. Step 2: Convert to fraction form
    6,348.68/8,761.19 = 3,516.25/x
  3. Step 3: Cross multiply
    6,348.68x = 8,761.19 × 3,516.25
  4. Step 4: Simplify right side
    6,348.68x = 30,806,534.34
  5. Step 5: Solve for x
    x = 30,806,534.34/6,348.68
  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.