Home / 10,668.21-16,002.33-4,090.83

Finding the Fourth Proportional to 10,668.21, 16,002.33 and 4,090.83

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Solution

The fourth proportional to 10,668.21, 16,002.33 and 4,090.83 is: 6,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.21 : 16,002.33 = 4,090.83 : x
  2. Step 2: Convert to fraction form
    10,668.21/16,002.33 = 4,090.83/x
  3. Step 3: Cross multiply
    10,668.21x = 16,002.33 × 4,090.83
  4. Step 4: Simplify right side
    10,668.21x = 65,462,811.63
  5. Step 5: Solve for x
    x = 65,462,811.63/10,668.21
  6. Step 6: Final answer
    x = 6,136.25

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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.