Home / 2,243.67-3,370.37-1,897.70

Finding the Fourth Proportional to 2,243.67, 3,370.37 and 1,897.70

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Solution

The fourth proportional to 2,243.67, 3,370.37 and 1,897.70 is: 2,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.67 : 3,370.37 = 1,897.70 : x
  2. Step 2: Convert to fraction form
    2,243.67/3,370.37 = 1,897.70/x
  3. Step 3: Cross multiply
    2,243.67x = 3,370.37 × 1,897.70
  4. Step 4: Simplify right side
    2,243.67x = 6,395,924.81
  5. Step 5: Solve for x
    x = 6,395,924.81/2,243.67
  6. Step 6: Final answer
    x = 2,850.65

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1.5x scale

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.