Home / 10,999.46-16,497.85-3,208.28

Finding the Fourth Proportional to 10,999.46, 16,497.85 and 3,208.28

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Solution

The fourth proportional to 10,999.46, 16,497.85 and 3,208.28 is: 4,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.46 : 16,497.85 = 3,208.28 : x
  2. Step 2: Convert to fraction form
    10,999.46/16,497.85 = 3,208.28/x
  3. Step 3: Cross multiply
    10,999.46x = 16,497.85 × 3,208.28
  4. Step 4: Simplify right side
    10,999.46x = 52,929,722.20
  5. Step 5: Solve for x
    x = 52,929,722.20/10,999.46
  6. Step 6: Final answer
    x = 4,812.03

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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.