Home / 4,090.91-6,136.36-1,898.44

Finding the Fourth Proportional to 4,090.91, 6,136.36 and 1,898.44

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Solution

The fourth proportional to 4,090.91, 6,136.36 and 1,898.44 is: 2,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.91 : 6,136.36 = 1,898.44 : x
  2. Step 2: Convert to fraction form
    4,090.91/6,136.36 = 1,898.44/x
  3. Step 3: Cross multiply
    4,090.91x = 6,136.36 × 1,898.44
  4. Step 4: Simplify right side
    4,090.91x = 11,649,491.19
  5. Step 5: Solve for x
    x = 11,649,491.19/4,090.91
  6. Step 6: Final answer
    x = 2,847.66

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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.