Home / 2,013.40-3,020.37-626.83

Finding the Fourth Proportional to 2,013.40, 3,020.37 and 626.83

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Solution

The fourth proportional to 2,013.40, 3,020.37 and 626.83 is: 940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.40 : 3,020.37 = 626.83 : x
  2. Step 2: Convert to fraction form
    2,013.40/3,020.37 = 626.83/x
  3. Step 3: Cross multiply
    2,013.40x = 3,020.37 × 626.83
  4. Step 4: Simplify right side
    2,013.40x = 1,893,258.53
  5. Step 5: Solve for x
    x = 1,893,258.53/2,013.40
  6. Step 6: Final answer
    x = 940.33

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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.