Home / 11,136.12-16,709.12-5,869.85

Finding the Fourth Proportional to 11,136.12, 16,709.12 and 5,869.85

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Solution

The fourth proportional to 11,136.12, 16,709.12 and 5,869.85 is: 8,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,136.12 : 16,709.12 = 5,869.85 : x
  2. Step 2: Convert to fraction form
    11,136.12/16,709.12 = 5,869.85/x
  3. Step 3: Cross multiply
    11,136.12x = 16,709.12 × 5,869.85
  4. Step 4: Simplify right side
    11,136.12x = 98,079,915.14
  5. Step 5: Solve for x
    x = 98,079,915.14/11,136.12
  6. Step 6: Final answer
    x = 8,807.37

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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.