Home / 5,071.98-7,601.69-2,874.05

Finding the Fourth Proportional to 5,071.98, 7,601.69 and 2,874.05

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Solution

The fourth proportional to 5,071.98, 7,601.69 and 2,874.05 is: 4,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.98 : 7,601.69 = 2,874.05 : x
  2. Step 2: Convert to fraction form
    5,071.98/7,601.69 = 2,874.05/x
  3. Step 3: Cross multiply
    5,071.98x = 7,601.69 × 2,874.05
  4. Step 4: Simplify right side
    5,071.98x = 21,847,599.14
  5. Step 5: Solve for x
    x = 21,847,599.14/5,071.98
  6. Step 6: Final answer
    x = 4,307.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.