Home / 6,766.20-9,337.41-3,782.16

Finding the Fourth Proportional to 6,766.20, 9,337.41 and 3,782.16

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Solution

The fourth proportional to 6,766.20, 9,337.41 and 3,782.16 is: 5,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.20 : 9,337.41 = 3,782.16 : x
  2. Step 2: Convert to fraction form
    6,766.20/9,337.41 = 3,782.16/x
  3. Step 3: Cross multiply
    6,766.20x = 9,337.41 × 3,782.16
  4. Step 4: Simplify right side
    6,766.20x = 35,315,578.61
  5. Step 5: Solve for x
    x = 35,315,578.61/6,766.20
  6. Step 6: Final answer
    x = 5,219.41

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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.