Home / 5,825.26-8,038.83-3,172.62

Finding the Fourth Proportional to 5,825.26, 8,038.83 and 3,172.62

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Solution

The fourth proportional to 5,825.26, 8,038.83 and 3,172.62 is: 4,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.26 : 8,038.83 = 3,172.62 : x
  2. Step 2: Convert to fraction form
    5,825.26/8,038.83 = 3,172.62/x
  3. Step 3: Cross multiply
    5,825.26x = 8,038.83 × 3,172.62
  4. Step 4: Simplify right side
    5,825.26x = 25,504,152.83
  5. Step 5: Solve for x
    x = 25,504,152.83/5,825.26
  6. Step 6: Final answer
    x = 4,378.20

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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.