Home / 11,994.54-17,993.32-6,440.26

Finding the Fourth Proportional to 11,994.54, 17,993.32 and 6,440.26

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Solution

The fourth proportional to 11,994.54, 17,993.32 and 6,440.26 is: 9,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.54 : 17,993.32 = 6,440.26 : x
  2. Step 2: Convert to fraction form
    11,994.54/17,993.32 = 6,440.26/x
  3. Step 3: Cross multiply
    11,994.54x = 17,993.32 × 6,440.26
  4. Step 4: Simplify right side
    11,994.54x = 115,881,659.06
  5. Step 5: Solve for x
    x = 115,881,659.06/11,994.54
  6. Step 6: Final answer
    x = 9,661.20

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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.