Home / 11,927.99-17,895.17-4,136.80

Finding the Fourth Proportional to 11,927.99, 17,895.17 and 4,136.80

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Solution

The fourth proportional to 11,927.99, 17,895.17 and 4,136.80 is: 6,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.99 : 17,895.17 = 4,136.80 : x
  2. Step 2: Convert to fraction form
    11,927.99/17,895.17 = 4,136.80/x
  3. Step 3: Cross multiply
    11,927.99x = 17,895.17 × 4,136.80
  4. Step 4: Simplify right side
    11,927.99x = 74,028,739.26
  5. Step 5: Solve for x
    x = 74,028,739.26/11,927.99
  6. Step 6: Final answer
    x = 6,206.30

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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.