Home / 3,331.38-4,997.09-1,482.06

Finding the Fourth Proportional to 3,331.38, 4,997.09 and 1,482.06

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Solution

The fourth proportional to 3,331.38, 4,997.09 and 1,482.06 is: 2,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.38 : 4,997.09 = 1,482.06 : x
  2. Step 2: Convert to fraction form
    3,331.38/4,997.09 = 1,482.06/x
  3. Step 3: Cross multiply
    3,331.38x = 4,997.09 × 1,482.06
  4. Step 4: Simplify right side
    3,331.38x = 7,405,987.21
  5. Step 5: Solve for x
    x = 7,405,987.21/3,331.38
  6. Step 6: Final answer
    x = 2,223.10

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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.