Home / 2,013.40-3,015.23-1,023.61

Finding the Fourth Proportional to 2,013.40, 3,015.23 and 1,023.61

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Solution

The fourth proportional to 2,013.40, 3,015.23 and 1,023.61 is: 1,532.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.40 : 3,015.23 = 1,023.61 : x
  2. Step 2: Convert to fraction form
    2,013.40/3,015.23 = 1,023.61/x
  3. Step 3: Cross multiply
    2,013.40x = 3,015.23 × 1,023.61
  4. Step 4: Simplify right side
    2,013.40x = 3,086,419.58
  5. Step 5: Solve for x
    x = 3,086,419.58/2,013.40
  6. Step 6: Final answer
    x = 1,532.94

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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.