Home / 2,016.14-2,782.40-1,517.90

Finding the Fourth Proportional to 2,016.14, 2,782.40 and 1,517.90

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Solution

The fourth proportional to 2,016.14, 2,782.40 and 1,517.90 is: 2,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.14 : 2,782.40 = 1,517.90 : x
  2. Step 2: Convert to fraction form
    2,016.14/2,782.40 = 1,517.90/x
  3. Step 3: Cross multiply
    2,016.14x = 2,782.40 × 1,517.90
  4. Step 4: Simplify right side
    2,016.14x = 4,223,383.46
  5. Step 5: Solve for x
    x = 4,223,383.46/2,016.14
  6. Step 6: Final answer
    x = 2,094.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.