Home / 2,285.06-3,428.63-2,248.21

Finding the Fourth Proportional to 2,285.06, 3,428.63 and 2,248.21

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Solution

The fourth proportional to 2,285.06, 3,428.63 and 2,248.21 is: 3,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.06 : 3,428.63 = 2,248.21 : x
  2. Step 2: Convert to fraction form
    2,285.06/3,428.63 = 2,248.21/x
  3. Step 3: Cross multiply
    2,285.06x = 3,428.63 × 2,248.21
  4. Step 4: Simplify right side
    2,285.06x = 7,708,262.44
  5. Step 5: Solve for x
    x = 7,708,262.44/2,285.06
  6. Step 6: Final answer
    x = 3,373.33

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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.