Home / 11,733.60-17,602.24-3,940.64

Finding the Fourth Proportional to 11,733.60, 17,602.24 and 3,940.64

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Solution

The fourth proportional to 11,733.60, 17,602.24 and 3,940.64 is: 5,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.60 : 17,602.24 = 3,940.64 : x
  2. Step 2: Convert to fraction form
    11,733.60/17,602.24 = 3,940.64/x
  3. Step 3: Cross multiply
    11,733.60x = 17,602.24 × 3,940.64
  4. Step 4: Simplify right side
    11,733.60x = 69,364,091.03
  5. Step 5: Solve for x
    x = 69,364,091.03/11,733.60
  6. Step 6: Final answer
    x = 5,911.58

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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.