Home / 6,932.45-9,566.81-3,788.71

Finding the Fourth Proportional to 6,932.45, 9,566.81 and 3,788.71

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Solution

The fourth proportional to 6,932.45, 9,566.81 and 3,788.71 is: 5,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.45 : 9,566.81 = 3,788.71 : x
  2. Step 2: Convert to fraction form
    6,932.45/9,566.81 = 3,788.71/x
  3. Step 3: Cross multiply
    6,932.45x = 9,566.81 × 3,788.71
  4. Step 4: Simplify right side
    6,932.45x = 36,245,840.06
  5. Step 5: Solve for x
    x = 36,245,840.06/6,932.45
  6. Step 6: Final answer
    x = 5,228.43

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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.