Home / 2,022.40-3,015.54-2,018.46

Finding the Fourth Proportional to 2,022.40, 3,015.54 and 2,018.46

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Solution

The fourth proportional to 2,022.40, 3,015.54 and 2,018.46 is: 3,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.40 : 3,015.54 = 2,018.46 : x
  2. Step 2: Convert to fraction form
    2,022.40/3,015.54 = 2,018.46/x
  3. Step 3: Cross multiply
    2,022.40x = 3,015.54 × 2,018.46
  4. Step 4: Simplify right side
    2,022.40x = 6,086,746.87
  5. Step 5: Solve for x
    x = 6,086,746.87/2,022.40
  6. Step 6: Final answer
    x = 3,009.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.