Home / 3,243.93-4,476.63-1,881.46

Finding the Fourth Proportional to 3,243.93, 4,476.63 and 1,881.46

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Solution

The fourth proportional to 3,243.93, 4,476.63 and 1,881.46 is: 2,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.93 : 4,476.63 = 1,881.46 : x
  2. Step 2: Convert to fraction form
    3,243.93/4,476.63 = 1,881.46/x
  3. Step 3: Cross multiply
    3,243.93x = 4,476.63 × 1,881.46
  4. Step 4: Simplify right side
    3,243.93x = 8,422,585.56
  5. Step 5: Solve for x
    x = 8,422,585.56/3,243.93
  6. Step 6: Final answer
    x = 2,596.42

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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.