Home / 7,333.14-10,999.71-1,786.44

Finding the Fourth Proportional to 7,333.14, 10,999.71 and 1,786.44

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Solution

The fourth proportional to 7,333.14, 10,999.71 and 1,786.44 is: 2,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.14 : 10,999.71 = 1,786.44 : x
  2. Step 2: Convert to fraction form
    7,333.14/10,999.71 = 1,786.44/x
  3. Step 3: Cross multiply
    7,333.14x = 10,999.71 × 1,786.44
  4. Step 4: Simplify right side
    7,333.14x = 19,650,258.00
  5. Step 5: Solve for x
    x = 19,650,258.00/7,333.14
  6. Step 6: Final answer
    x = 2,679.65

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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.