Home / 9,240.52-13,860.54-3,394.60

Finding the Fourth Proportional to 9,240.52, 13,860.54 and 3,394.60

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Solution

The fourth proportional to 9,240.52, 13,860.54 and 3,394.60 is: 5,091.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.52 : 13,860.54 = 3,394.60 : x
  2. Step 2: Convert to fraction form
    9,240.52/13,860.54 = 3,394.60/x
  3. Step 3: Cross multiply
    9,240.52x = 13,860.54 × 3,394.60
  4. Step 4: Simplify right side
    9,240.52x = 47,050,989.08
  5. Step 5: Solve for x
    x = 47,050,989.08/9,240.52
  6. Step 6: Final answer
    x = 5,091.81

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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.