Home / 6,788.10-9,367.48-3,803.92

Finding the Fourth Proportional to 6,788.10, 9,367.48 and 3,803.92

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Solution

The fourth proportional to 6,788.10, 9,367.48 and 3,803.92 is: 5,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.10 : 9,367.48 = 3,803.92 : x
  2. Step 2: Convert to fraction form
    6,788.10/9,367.48 = 3,803.92/x
  3. Step 3: Cross multiply
    6,788.10x = 9,367.48 × 3,803.92
  4. Step 4: Simplify right side
    6,788.10x = 35,633,144.52
  5. Step 5: Solve for x
    x = 35,633,144.52/6,788.10
  6. Step 6: Final answer
    x = 5,249.35

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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.