Home / 8,090.90-12,136.95-2,247.96

Finding the Fourth Proportional to 8,090.90, 12,136.95 and 2,247.96

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Solution

The fourth proportional to 8,090.90, 12,136.95 and 2,247.96 is: 3,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.90 : 12,136.95 = 2,247.96 : x
  2. Step 2: Convert to fraction form
    8,090.90/12,136.95 = 2,247.96/x
  3. Step 3: Cross multiply
    8,090.90x = 12,136.95 × 2,247.96
  4. Step 4: Simplify right side
    8,090.90x = 27,283,378.12
  5. Step 5: Solve for x
    x = 27,283,378.12/8,090.90
  6. Step 6: Final answer
    x = 3,372.11

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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.