Home / 3,775.98-5,211.14-2,097.54

Finding the Fourth Proportional to 3,775.98, 5,211.14 and 2,097.54

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Solution

The fourth proportional to 3,775.98, 5,211.14 and 2,097.54 is: 2,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.98 : 5,211.14 = 2,097.54 : x
  2. Step 2: Convert to fraction form
    3,775.98/5,211.14 = 2,097.54/x
  3. Step 3: Cross multiply
    3,775.98x = 5,211.14 × 2,097.54
  4. Step 4: Simplify right side
    3,775.98x = 10,930,574.60
  5. Step 5: Solve for x
    x = 10,930,574.60/3,775.98
  6. Step 6: Final answer
    x = 2,894.76

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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.