Home / 2,260.54-3,120.12-2,039.14

Finding the Fourth Proportional to 2,260.54, 3,120.12 and 2,039.14

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Solution

The fourth proportional to 2,260.54, 3,120.12 and 2,039.14 is: 2,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.54 : 3,120.12 = 2,039.14 : x
  2. Step 2: Convert to fraction form
    2,260.54/3,120.12 = 2,039.14/x
  3. Step 3: Cross multiply
    2,260.54x = 3,120.12 × 2,039.14
  4. Step 4: Simplify right side
    2,260.54x = 6,362,361.50
  5. Step 5: Solve for x
    x = 6,362,361.50/2,260.54
  6. Step 6: Final answer
    x = 2,814.53

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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.