Home / 5,825.03-8,038.30-3,172.43

Finding the Fourth Proportional to 5,825.03, 8,038.30 and 3,172.43

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Solution

The fourth proportional to 5,825.03, 8,038.30 and 3,172.43 is: 4,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.03 : 8,038.30 = 3,172.43 : x
  2. Step 2: Convert to fraction form
    5,825.03/8,038.30 = 3,172.43/x
  3. Step 3: Cross multiply
    5,825.03x = 8,038.30 × 3,172.43
  4. Step 4: Simplify right side
    5,825.03x = 25,500,928.21
  5. Step 5: Solve for x
    x = 25,500,928.21/5,825.03
  6. Step 6: Final answer
    x = 4,377.82

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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.