Home / 10,816.26-16,220.43-5,267.94

Finding the Fourth Proportional to 10,816.26, 16,220.43 and 5,267.94

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Solution

The fourth proportional to 10,816.26, 16,220.43 and 5,267.94 is: 7,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.26 : 16,220.43 = 5,267.94 : x
  2. Step 2: Convert to fraction form
    10,816.26/16,220.43 = 5,267.94/x
  3. Step 3: Cross multiply
    10,816.26x = 16,220.43 × 5,267.94
  4. Step 4: Simplify right side
    10,816.26x = 85,448,252.01
  5. Step 5: Solve for x
    x = 85,448,252.01/10,816.26
  6. Step 6: Final answer
    x = 7,899.98

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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.