Home / 11,949.32-17,923.98-5,690.36

Finding the Fourth Proportional to 11,949.32, 17,923.98 and 5,690.36

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Solution

The fourth proportional to 11,949.32, 17,923.98 and 5,690.36 is: 8,535.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.32 : 17,923.98 = 5,690.36 : x
  2. Step 2: Convert to fraction form
    11,949.32/17,923.98 = 5,690.36/x
  3. Step 3: Cross multiply
    11,949.32x = 17,923.98 × 5,690.36
  4. Step 4: Simplify right side
    11,949.32x = 101,993,831.62
  5. Step 5: Solve for x
    x = 101,993,831.62/11,949.32
  6. Step 6: Final answer
    x = 8,535.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.