Home / 2,664.24-3,676.74-1,485.36

Finding the Fourth Proportional to 2,664.24, 3,676.74 and 1,485.36

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Solution

The fourth proportional to 2,664.24, 3,676.74 and 1,485.36 is: 2,049.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.24 : 3,676.74 = 1,485.36 : x
  2. Step 2: Convert to fraction form
    2,664.24/3,676.74 = 1,485.36/x
  3. Step 3: Cross multiply
    2,664.24x = 3,676.74 × 1,485.36
  4. Step 4: Simplify right side
    2,664.24x = 5,461,282.53
  5. Step 5: Solve for x
    x = 5,461,282.53/2,664.24
  6. Step 6: Final answer
    x = 2,049.85

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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.