Home / 2,548.79-3,823.37-1,087.95

Finding the Fourth Proportional to 2,548.79, 3,823.37 and 1,087.95

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Solution

The fourth proportional to 2,548.79, 3,823.37 and 1,087.95 is: 1,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.79 : 3,823.37 = 1,087.95 : x
  2. Step 2: Convert to fraction form
    2,548.79/3,823.37 = 1,087.95/x
  3. Step 3: Cross multiply
    2,548.79x = 3,823.37 × 1,087.95
  4. Step 4: Simplify right side
    2,548.79x = 4,159,629.95
  5. Step 5: Solve for x
    x = 4,159,629.95/2,548.79
  6. Step 6: Final answer
    x = 1,632.01

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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.