Home / 2,548.46-3,823.81-1,625.81

Finding the Fourth Proportional to 2,548.46, 3,823.81 and 1,625.81

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Solution

The fourth proportional to 2,548.46, 3,823.81 and 1,625.81 is: 2,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.46 : 3,823.81 = 1,625.81 : x
  2. Step 2: Convert to fraction form
    2,548.46/3,823.81 = 1,625.81/x
  3. Step 3: Cross multiply
    2,548.46x = 3,823.81 × 1,625.81
  4. Step 4: Simplify right side
    2,548.46x = 6,216,765.35
  5. Step 5: Solve for x
    x = 6,216,765.35/2,548.46
  6. Step 6: Final answer
    x = 2,439.42

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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.