Home / 7,949.86-11,924.85-3,018.17

Finding the Fourth Proportional to 7,949.86, 11,924.85 and 3,018.17

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Solution

The fourth proportional to 7,949.86, 11,924.85 and 3,018.17 is: 4,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.86 : 11,924.85 = 3,018.17 : x
  2. Step 2: Convert to fraction form
    7,949.86/11,924.85 = 3,018.17/x
  3. Step 3: Cross multiply
    7,949.86x = 11,924.85 × 3,018.17
  4. Step 4: Simplify right side
    7,949.86x = 35,991,224.52
  5. Step 5: Solve for x
    x = 35,991,224.52/7,949.86
  6. Step 6: Final answer
    x = 4,527.28

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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.