Home / 2,013.56-3,020.44-626.87

Finding the Fourth Proportional to 2,013.56, 3,020.44 and 626.87

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Solution

The fourth proportional to 2,013.56, 3,020.44 and 626.87 is: 940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.56 : 3,020.44 = 626.87 : x
  2. Step 2: Convert to fraction form
    2,013.56/3,020.44 = 626.87/x
  3. Step 3: Cross multiply
    2,013.56x = 3,020.44 × 626.87
  4. Step 4: Simplify right side
    2,013.56x = 1,893,423.22
  5. Step 5: Solve for x
    x = 1,893,423.22/2,013.56
  6. Step 6: Final answer
    x = 940.34

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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.