Home / 5,961.82-8,220.30-4,839.22

Finding the Fourth Proportional to 5,961.82, 8,220.30 and 4,839.22

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Solution

The fourth proportional to 5,961.82, 8,220.30 and 4,839.22 is: 6,672.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.82 : 8,220.30 = 4,839.22 : x
  2. Step 2: Convert to fraction form
    5,961.82/8,220.30 = 4,839.22/x
  3. Step 3: Cross multiply
    5,961.82x = 8,220.30 × 4,839.22
  4. Step 4: Simplify right side
    5,961.82x = 39,779,840.17
  5. Step 5: Solve for x
    x = 39,779,840.17/5,961.82
  6. Step 6: Final answer
    x = 6,672.43

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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.