Home / 2,199.14-3,284.43-1,907.54

Finding the Fourth Proportional to 2,199.14, 3,284.43 and 1,907.54

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Solution

The fourth proportional to 2,199.14, 3,284.43 and 1,907.54 is: 2,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.14 : 3,284.43 = 1,907.54 : x
  2. Step 2: Convert to fraction form
    2,199.14/3,284.43 = 1,907.54/x
  3. Step 3: Cross multiply
    2,199.14x = 3,284.43 × 1,907.54
  4. Step 4: Simplify right side
    2,199.14x = 6,265,172.06
  5. Step 5: Solve for x
    x = 6,265,172.06/2,199.14
  6. Step 6: Final answer
    x = 2,848.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.