Home / 6,213.96-8,575.28-3,381.33

Finding the Fourth Proportional to 6,213.96, 8,575.28 and 3,381.33

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Solution

The fourth proportional to 6,213.96, 8,575.28 and 3,381.33 is: 4,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.96 : 8,575.28 = 3,381.33 : x
  2. Step 2: Convert to fraction form
    6,213.96/8,575.28 = 3,381.33/x
  3. Step 3: Cross multiply
    6,213.96x = 8,575.28 × 3,381.33
  4. Step 4: Simplify right side
    6,213.96x = 28,995,872.15
  5. Step 5: Solve for x
    x = 28,995,872.15/6,213.96
  6. Step 6: Final answer
    x = 4,666.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.