Home / 6,949.45-9,590.30-3,965.41

Finding the Fourth Proportional to 6,949.45, 9,590.30 and 3,965.41

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Solution

The fourth proportional to 6,949.45, 9,590.30 and 3,965.41 is: 5,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.45 : 9,590.30 = 3,965.41 : x
  2. Step 2: Convert to fraction form
    6,949.45/9,590.30 = 3,965.41/x
  3. Step 3: Cross multiply
    6,949.45x = 9,590.30 × 3,965.41
  4. Step 4: Simplify right side
    6,949.45x = 38,029,471.52
  5. Step 5: Solve for x
    x = 38,029,471.52/6,949.45
  6. Step 6: Final answer
    x = 5,472.30

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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.