Home / 7,295.14-10,946.95-3,078.12

Finding the Fourth Proportional to 7,295.14, 10,946.95 and 3,078.12

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Solution

The fourth proportional to 7,295.14, 10,946.95 and 3,078.12 is: 4,618.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.14 : 10,946.95 = 3,078.12 : x
  2. Step 2: Convert to fraction form
    7,295.14/10,946.95 = 3,078.12/x
  3. Step 3: Cross multiply
    7,295.14x = 10,946.95 × 3,078.12
  4. Step 4: Simplify right side
    7,295.14x = 33,696,025.73
  5. Step 5: Solve for x
    x = 33,696,025.73/7,295.14
  6. Step 6: Final answer
    x = 4,618.97

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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.