Home / 11,683.13-16,122.26-6,377.99

Finding the Fourth Proportional to 11,683.13, 16,122.26 and 6,377.99

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Solution

The fourth proportional to 11,683.13, 16,122.26 and 6,377.99 is: 8,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,683.13 : 16,122.26 = 6,377.99 : x
  2. Step 2: Convert to fraction form
    11,683.13/16,122.26 = 6,377.99/x
  3. Step 3: Cross multiply
    11,683.13x = 16,122.26 × 6,377.99
  4. Step 4: Simplify right side
    11,683.13x = 102,827,500.56
  5. Step 5: Solve for x
    x = 102,827,500.56/11,683.13
  6. Step 6: Final answer
    x = 8,801.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.