Home / 11,973.89-16,524.49-6,668.71

Finding the Fourth Proportional to 11,973.89, 16,524.49 and 6,668.71

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Solution

The fourth proportional to 11,973.89, 16,524.49 and 6,668.71 is: 9,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.89 : 16,524.49 = 6,668.71 : x
  2. Step 2: Convert to fraction form
    11,973.89/16,524.49 = 6,668.71/x
  3. Step 3: Cross multiply
    11,973.89x = 16,524.49 × 6,668.71
  4. Step 4: Simplify right side
    11,973.89x = 110,197,016.19
  5. Step 5: Solve for x
    x = 110,197,016.19/11,973.89
  6. Step 6: Final answer
    x = 9,203.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.