Home / 3,307.48-4,958.70-2,578.60

Finding the Fourth Proportional to 3,307.48, 4,958.70 and 2,578.60

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Solution

The fourth proportional to 3,307.48, 4,958.70 and 2,578.60 is: 3,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.48 : 4,958.70 = 2,578.60 : x
  2. Step 2: Convert to fraction form
    3,307.48/4,958.70 = 2,578.60/x
  3. Step 3: Cross multiply
    3,307.48x = 4,958.70 × 2,578.60
  4. Step 4: Simplify right side
    3,307.48x = 12,786,503.82
  5. Step 5: Solve for x
    x = 12,786,503.82/3,307.48
  6. Step 6: Final answer
    x = 3,865.94

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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.