Home / 2,548.52-3,823.60-1,394

Finding the Fourth Proportional to 2,548.52, 3,823.60 and 1,394

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Solution

The fourth proportional to 2,548.52, 3,823.60 and 1,394 is: 2,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.52 : 3,823.60 = 1,394 : x
  2. Step 2: Convert to fraction form
    2,548.52/3,823.60 = 1,394/x
  3. Step 3: Cross multiply
    2,548.52x = 3,823.60 × 1,394
  4. Step 4: Simplify right side
    2,548.52x = 5,330,098.40
  5. Step 5: Solve for x
    x = 5,330,098.40/2,548.52
  6. Step 6: Final answer
    x = 2,091.45

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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.