Home / 2,664.36-3,676.50-1,485.36

Finding the Fourth Proportional to 2,664.36, 3,676.50 and 1,485.36

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Solution

The fourth proportional to 2,664.36, 3,676.50 and 1,485.36 is: 2,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.36 : 3,676.50 = 1,485.36 : x
  2. Step 2: Convert to fraction form
    2,664.36/3,676.50 = 1,485.36/x
  3. Step 3: Cross multiply
    2,664.36x = 3,676.50 × 1,485.36
  4. Step 4: Simplify right side
    2,664.36x = 5,460,926.04
  5. Step 5: Solve for x
    x = 5,460,926.04/2,664.36
  6. Step 6: Final answer
    x = 2,049.62

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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.