Home / 6,201.50-8,557.98-3,549.20

Finding the Fourth Proportional to 6,201.50, 8,557.98 and 3,549.20

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Solution

The fourth proportional to 6,201.50, 8,557.98 and 3,549.20 is: 4,897.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.50 : 8,557.98 = 3,549.20 : x
  2. Step 2: Convert to fraction form
    6,201.50/8,557.98 = 3,549.20/x
  3. Step 3: Cross multiply
    6,201.50x = 8,557.98 × 3,549.20
  4. Step 4: Simplify right side
    6,201.50x = 30,373,982.62
  5. Step 5: Solve for x
    x = 30,373,982.62/6,201.50
  6. Step 6: Final answer
    x = 4,897.84

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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.