Home / 6,200.35-8,553.63-3,681.05

Finding the Fourth Proportional to 6,200.35, 8,553.63 and 3,681.05

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Solution

The fourth proportional to 6,200.35, 8,553.63 and 3,681.05 is: 5,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.35 : 8,553.63 = 3,681.05 : x
  2. Step 2: Convert to fraction form
    6,200.35/8,553.63 = 3,681.05/x
  3. Step 3: Cross multiply
    6,200.35x = 8,553.63 × 3,681.05
  4. Step 4: Simplify right side
    6,200.35x = 31,486,310.75
  5. Step 5: Solve for x
    x = 31,486,310.75/6,200.35
  6. Step 6: Final answer
    x = 5,078.15

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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.