Home / 10,999.72-16,497.98-3,206.44

Finding the Fourth Proportional to 10,999.72, 16,497.98 and 3,206.44

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Solution

The fourth proportional to 10,999.72, 16,497.98 and 3,206.44 is: 4,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.72 : 16,497.98 = 3,206.44 : x
  2. Step 2: Convert to fraction form
    10,999.72/16,497.98 = 3,206.44/x
  3. Step 3: Cross multiply
    10,999.72x = 16,497.98 × 3,206.44
  4. Step 4: Simplify right side
    10,999.72x = 52,899,782.99
  5. Step 5: Solve for x
    x = 52,899,782.99/10,999.72
  6. Step 6: Final answer
    x = 4,809.19

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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.