Home / 11,075.08-16,612.80-3,286.12

Finding the Fourth Proportional to 11,075.08, 16,612.80 and 3,286.12

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Solution

The fourth proportional to 11,075.08, 16,612.80 and 3,286.12 is: 4,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.08 : 16,612.80 = 3,286.12 : x
  2. Step 2: Convert to fraction form
    11,075.08/16,612.80 = 3,286.12/x
  3. Step 3: Cross multiply
    11,075.08x = 16,612.80 × 3,286.12
  4. Step 4: Simplify right side
    11,075.08x = 54,591,654.34
  5. Step 5: Solve for x
    x = 54,591,654.34/11,075.08
  6. Step 6: Final answer
    x = 4,929.23

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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.