Home / 11,973.61-16,523.69-6,668.55

Finding the Fourth Proportional to 11,973.61, 16,523.69 and 6,668.55

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Solution

The fourth proportional to 11,973.61, 16,523.69 and 6,668.55 is: 9,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.61 : 16,523.69 = 6,668.55 : x
  2. Step 2: Convert to fraction form
    11,973.61/16,523.69 = 6,668.55/x
  3. Step 3: Cross multiply
    11,973.61x = 16,523.69 × 6,668.55
  4. Step 4: Simplify right side
    11,973.61x = 110,189,052.95
  5. Step 5: Solve for x
    x = 110,189,052.95/11,973.61
  6. Step 6: Final answer
    x = 9,202.66

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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.