Home / 4,266.90-6,396.20-2,623.92

Finding the Fourth Proportional to 4,266.90, 6,396.20 and 2,623.92

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Solution

The fourth proportional to 4,266.90, 6,396.20 and 2,623.92 is: 3,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.90 : 6,396.20 = 2,623.92 : x
  2. Step 2: Convert to fraction form
    4,266.90/6,396.20 = 2,623.92/x
  3. Step 3: Cross multiply
    4,266.90x = 6,396.20 × 2,623.92
  4. Step 4: Simplify right side
    4,266.90x = 16,783,117.10
  5. Step 5: Solve for x
    x = 16,783,117.10/4,266.90
  6. Step 6: Final answer
    x = 3,933.33

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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.