Home / 3,213.88-4,820.01-1,546.36

Finding the Fourth Proportional to 3,213.88, 4,820.01 and 1,546.36

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Solution

The fourth proportional to 3,213.88, 4,820.01 and 1,546.36 is: 2,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.88 : 4,820.01 = 1,546.36 : x
  2. Step 2: Convert to fraction form
    3,213.88/4,820.01 = 1,546.36/x
  3. Step 3: Cross multiply
    3,213.88x = 4,820.01 × 1,546.36
  4. Step 4: Simplify right side
    3,213.88x = 7,453,452.81
  5. Step 5: Solve for x
    x = 7,453,452.81/3,213.88
  6. Step 6: Final answer
    x = 2,319.15

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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.