Home / 5,825.33-8,038.71-3,172.76

Finding the Fourth Proportional to 5,825.33, 8,038.71 and 3,172.76

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Solution

The fourth proportional to 5,825.33, 8,038.71 and 3,172.76 is: 4,378.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.33 : 8,038.71 = 3,172.76 : x
  2. Step 2: Convert to fraction form
    5,825.33/8,038.71 = 3,172.76/x
  3. Step 3: Cross multiply
    5,825.33x = 8,038.71 × 3,172.76
  4. Step 4: Simplify right side
    5,825.33x = 25,504,857.35
  5. Step 5: Solve for x
    x = 25,504,857.35/5,825.33
  6. Step 6: Final answer
    x = 4,378.27

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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.