Home / 6,266.20-9,393.90-3,188.20

Finding the Fourth Proportional to 6,266.20, 9,393.90 and 3,188.20

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Solution

The fourth proportional to 6,266.20, 9,393.90 and 3,188.20 is: 4,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.20 : 9,393.90 = 3,188.20 : x
  2. Step 2: Convert to fraction form
    6,266.20/9,393.90 = 3,188.20/x
  3. Step 3: Cross multiply
    6,266.20x = 9,393.90 × 3,188.20
  4. Step 4: Simplify right side
    6,266.20x = 29,949,631.98
  5. Step 5: Solve for x
    x = 29,949,631.98/6,266.20
  6. Step 6: Final answer
    x = 4,779.55

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1.5x scale

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.