Home / 11,664.90-16,097.55-6,949.38

Finding the Fourth Proportional to 11,664.90, 16,097.55 and 6,949.38

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Solution

The fourth proportional to 11,664.90, 16,097.55 and 6,949.38 is: 9,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.90 : 16,097.55 = 6,949.38 : x
  2. Step 2: Convert to fraction form
    11,664.90/16,097.55 = 6,949.38/x
  3. Step 3: Cross multiply
    11,664.90x = 16,097.55 × 6,949.38
  4. Step 4: Simplify right side
    11,664.90x = 111,867,992.02
  5. Step 5: Solve for x
    x = 111,867,992.02/11,664.90
  6. Step 6: Final answer
    x = 9,590.14

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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.