Home / 6,949.48-9,590.40-3,805.84

Finding the Fourth Proportional to 6,949.48, 9,590.40 and 3,805.84

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Solution

The fourth proportional to 6,949.48, 9,590.40 and 3,805.84 is: 5,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.48 : 9,590.40 = 3,805.84 : x
  2. Step 2: Convert to fraction form
    6,949.48/9,590.40 = 3,805.84/x
  3. Step 3: Cross multiply
    6,949.48x = 9,590.40 × 3,805.84
  4. Step 4: Simplify right side
    6,949.48x = 36,499,527.94
  5. Step 5: Solve for x
    x = 36,499,527.94/6,949.48
  6. Step 6: Final answer
    x = 5,252.12

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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.