Home / 8,090.82-12,136.13-4,416.46

Finding the Fourth Proportional to 8,090.82, 12,136.13 and 4,416.46

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Solution

The fourth proportional to 8,090.82, 12,136.13 and 4,416.46 is: 6,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.82 : 12,136.13 = 4,416.46 : x
  2. Step 2: Convert to fraction form
    8,090.82/12,136.13 = 4,416.46/x
  3. Step 3: Cross multiply
    8,090.82x = 12,136.13 × 4,416.46
  4. Step 4: Simplify right side
    8,090.82x = 53,598,696.84
  5. Step 5: Solve for x
    x = 53,598,696.84/8,090.82
  6. Step 6: Final answer
    x = 6,624.63

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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.