Home / 5,425.07-8,137.59-2,304.60

Finding the Fourth Proportional to 5,425.07, 8,137.59 and 2,304.60

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Solution

The fourth proportional to 5,425.07, 8,137.59 and 2,304.60 is: 3,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.07 : 8,137.59 = 2,304.60 : x
  2. Step 2: Convert to fraction form
    5,425.07/8,137.59 = 2,304.60/x
  3. Step 3: Cross multiply
    5,425.07x = 8,137.59 × 2,304.60
  4. Step 4: Simplify right side
    5,425.07x = 18,753,878.39
  5. Step 5: Solve for x
    x = 18,753,878.39/5,425.07
  6. Step 6: Final answer
    x = 3,456.89

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1.5x scale

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.