Home / 5,838.14-8,056.80-3,185.60

Finding the Fourth Proportional to 5,838.14, 8,056.80 and 3,185.60

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Solution

The fourth proportional to 5,838.14, 8,056.80 and 3,185.60 is: 4,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.14 : 8,056.80 = 3,185.60 : x
  2. Step 2: Convert to fraction form
    5,838.14/8,056.80 = 3,185.60/x
  3. Step 3: Cross multiply
    5,838.14x = 8,056.80 × 3,185.60
  4. Step 4: Simplify right side
    5,838.14x = 25,665,701.80
  5. Step 5: Solve for x
    x = 25,665,701.80/5,838.14
  6. Step 6: Final answer
    x = 4,396.21

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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.