Home / 2,110.56-3,164.40-1,015.44

Finding the Fourth Proportional to 2,110.56, 3,164.40 and 1,015.44

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Solution

The fourth proportional to 2,110.56, 3,164.40 and 1,015.44 is: 1,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.56 : 3,164.40 = 1,015.44 : x
  2. Step 2: Convert to fraction form
    2,110.56/3,164.40 = 1,015.44/x
  3. Step 3: Cross multiply
    2,110.56x = 3,164.40 × 1,015.44
  4. Step 4: Simplify right side
    2,110.56x = 3,213,258.34
  5. Step 5: Solve for x
    x = 3,213,258.34/2,110.56
  6. Step 6: Final answer
    x = 1,522.47

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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.