Home / 5,955.84-8,217.36-3,861.36

Finding the Fourth Proportional to 5,955.84, 8,217.36 and 3,861.36

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Solution

The fourth proportional to 5,955.84, 8,217.36 and 3,861.36 is: 5,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.84 : 8,217.36 = 3,861.36 : x
  2. Step 2: Convert to fraction form
    5,955.84/8,217.36 = 3,861.36/x
  3. Step 3: Cross multiply
    5,955.84x = 8,217.36 × 3,861.36
  4. Step 4: Simplify right side
    5,955.84x = 31,730,185.21
  5. Step 5: Solve for x
    x = 31,730,185.21/5,955.84
  6. Step 6: Final answer
    x = 5,327.58

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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.