Home / 2,265.90-3,395.80-1,485.56

Finding the Fourth Proportional to 2,265.90, 3,395.80 and 1,485.56

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Solution

The fourth proportional to 2,265.90, 3,395.80 and 1,485.56 is: 2,226.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.90 : 3,395.80 = 1,485.56 : x
  2. Step 2: Convert to fraction form
    2,265.90/3,395.80 = 1,485.56/x
  3. Step 3: Cross multiply
    2,265.90x = 3,395.80 × 1,485.56
  4. Step 4: Simplify right side
    2,265.90x = 5,044,664.65
  5. Step 5: Solve for x
    x = 5,044,664.65/2,265.90
  6. Step 6: Final answer
    x = 2,226.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.