Home / 11,684.64-17,528.10-4,287.33

Finding the Fourth Proportional to 11,684.64, 17,528.10 and 4,287.33

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Solution

The fourth proportional to 11,684.64, 17,528.10 and 4,287.33 is: 6,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.64 : 17,528.10 = 4,287.33 : x
  2. Step 2: Convert to fraction form
    11,684.64/17,528.10 = 4,287.33/x
  3. Step 3: Cross multiply
    11,684.64x = 17,528.10 × 4,287.33
  4. Step 4: Simplify right side
    11,684.64x = 75,148,748.97
  5. Step 5: Solve for x
    x = 75,148,748.97/11,684.64
  6. Step 6: Final answer
    x = 6,431.41

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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.