Home / 11,668.07-17,498.96-4,272.57

Finding the Fourth Proportional to 11,668.07, 17,498.96 and 4,272.57

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Solution

The fourth proportional to 11,668.07, 17,498.96 and 4,272.57 is: 6,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.07 : 17,498.96 = 4,272.57 : x
  2. Step 2: Convert to fraction form
    11,668.07/17,498.96 = 4,272.57/x
  3. Step 3: Cross multiply
    11,668.07x = 17,498.96 × 4,272.57
  4. Step 4: Simplify right side
    11,668.07x = 74,765,542.21
  5. Step 5: Solve for x
    x = 74,765,542.21/11,668.07
  6. Step 6: Final answer
    x = 6,407.70

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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.