Home / 11,883.87-17,820.54-6,336.18

Finding the Fourth Proportional to 11,883.87, 17,820.54 and 6,336.18

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Solution

The fourth proportional to 11,883.87, 17,820.54 and 6,336.18 is: 9,501.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.87 : 17,820.54 = 6,336.18 : x
  2. Step 2: Convert to fraction form
    11,883.87/17,820.54 = 6,336.18/x
  3. Step 3: Cross multiply
    11,883.87x = 17,820.54 × 6,336.18
  4. Step 4: Simplify right side
    11,883.87x = 112,914,149.14
  5. Step 5: Solve for x
    x = 112,914,149.14/11,883.87
  6. Step 6: Final answer
    x = 9,501.46

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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.