Home / 4,270.44-6,428.31-3,046.32

Finding the Fourth Proportional to 4,270.44, 6,428.31 and 3,046.32

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Solution

The fourth proportional to 4,270.44, 6,428.31 and 3,046.32 is: 4,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.44 : 6,428.31 = 3,046.32 : x
  2. Step 2: Convert to fraction form
    4,270.44/6,428.31 = 3,046.32/x
  3. Step 3: Cross multiply
    4,270.44x = 6,428.31 × 3,046.32
  4. Step 4: Simplify right side
    4,270.44x = 19,582,674.09
  5. Step 5: Solve for x
    x = 19,582,674.09/4,270.44
  6. Step 6: Final answer
    x = 4,585.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.