Home / 11,210.62-16,816.71-3,313.03

Finding the Fourth Proportional to 11,210.62, 16,816.71 and 3,313.03

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Solution

The fourth proportional to 11,210.62, 16,816.71 and 3,313.03 is: 4,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.62 : 16,816.71 = 3,313.03 : x
  2. Step 2: Convert to fraction form
    11,210.62/16,816.71 = 3,313.03/x
  3. Step 3: Cross multiply
    11,210.62x = 16,816.71 × 3,313.03
  4. Step 4: Simplify right side
    11,210.62x = 55,714,264.73
  5. Step 5: Solve for x
    x = 55,714,264.73/11,210.62
  6. Step 6: Final answer
    x = 4,969.78

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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.