Home / 3,334.16-4,995.48-3,213.20

Finding the Fourth Proportional to 3,334.16, 4,995.48 and 3,213.20

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Solution

The fourth proportional to 3,334.16, 4,995.48 and 3,213.20 is: 4,814.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.16 : 4,995.48 = 3,213.20 : x
  2. Step 2: Convert to fraction form
    3,334.16/4,995.48 = 3,213.20/x
  3. Step 3: Cross multiply
    3,334.16x = 4,995.48 × 3,213.20
  4. Step 4: Simplify right side
    3,334.16x = 16,051,476.34
  5. Step 5: Solve for x
    x = 16,051,476.34/3,334.16
  6. Step 6: Final answer
    x = 4,814.25

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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.