Home / 2,013.19-3,017.28-1,396.73

Finding the Fourth Proportional to 2,013.19, 3,017.28 and 1,396.73

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Solution

The fourth proportional to 2,013.19, 3,017.28 and 1,396.73 is: 2,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.19 : 3,017.28 = 1,396.73 : x
  2. Step 2: Convert to fraction form
    2,013.19/3,017.28 = 1,396.73/x
  3. Step 3: Cross multiply
    2,013.19x = 3,017.28 × 1,396.73
  4. Step 4: Simplify right side
    2,013.19x = 4,214,325.49
  5. Step 5: Solve for x
    x = 4,214,325.49/2,013.19
  6. Step 6: Final answer
    x = 2,093.36

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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.