Home / 3,243.12-4,476.32-1,846.68

Finding the Fourth Proportional to 3,243.12, 4,476.32 and 1,846.68

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Solution

The fourth proportional to 3,243.12, 4,476.32 and 1,846.68 is: 2,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.12 : 4,476.32 = 1,846.68 : x
  2. Step 2: Convert to fraction form
    3,243.12/4,476.32 = 1,846.68/x
  3. Step 3: Cross multiply
    3,243.12x = 4,476.32 × 1,846.68
  4. Step 4: Simplify right side
    3,243.12x = 8,266,330.62
  5. Step 5: Solve for x
    x = 8,266,330.62/3,243.12
  6. Step 6: Final answer
    x = 2,548.88

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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.