Home / 2,485.44-3,429.98-1,366.41

Finding the Fourth Proportional to 2,485.44, 3,429.98 and 1,366.41

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Solution

The fourth proportional to 2,485.44, 3,429.98 and 1,366.41 is: 1,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485.44 : 3,429.98 = 1,366.41 : x
  2. Step 2: Convert to fraction form
    2,485.44/3,429.98 = 1,366.41/x
  3. Step 3: Cross multiply
    2,485.44x = 3,429.98 × 1,366.41
  4. Step 4: Simplify right side
    2,485.44x = 4,686,758.97
  5. Step 5: Solve for x
    x = 4,686,758.97/2,485.44
  6. Step 6: Final answer
    x = 1,885.69

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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.