Home / 2,836.53-3,912.98-1,842.36

Finding the Fourth Proportional to 2,836.53, 3,912.98 and 1,842.36

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Solution

The fourth proportional to 2,836.53, 3,912.98 and 1,842.36 is: 2,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.53 : 3,912.98 = 1,842.36 : x
  2. Step 2: Convert to fraction form
    2,836.53/3,912.98 = 1,842.36/x
  3. Step 3: Cross multiply
    2,836.53x = 3,912.98 × 1,842.36
  4. Step 4: Simplify right side
    2,836.53x = 7,209,108.62
  5. Step 5: Solve for x
    x = 7,209,108.62/2,836.53
  6. Step 6: Final answer
    x = 2,541.52

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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.