Home / 1,836.18-2,533.96-1,008.18

Finding the Fourth Proportional to 1,836.18, 2,533.96 and 1,008.18

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Solution

The fourth proportional to 1,836.18, 2,533.96 and 1,008.18 is: 1,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.18 : 2,533.96 = 1,008.18 : x
  2. Step 2: Convert to fraction form
    1,836.18/2,533.96 = 1,008.18/x
  3. Step 3: Cross multiply
    1,836.18x = 2,533.96 × 1,008.18
  4. Step 4: Simplify right side
    1,836.18x = 2,554,687.79
  5. Step 5: Solve for x
    x = 2,554,687.79/1,836.18
  6. Step 6: Final answer
    x = 1,391.31

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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.