Home / 5,370.69-7,406.60-3,579.17

Finding the Fourth Proportional to 5,370.69, 7,406.60 and 3,579.17

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Solution

The fourth proportional to 5,370.69, 7,406.60 and 3,579.17 is: 4,935.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.69 : 7,406.60 = 3,579.17 : x
  2. Step 2: Convert to fraction form
    5,370.69/7,406.60 = 3,579.17/x
  3. Step 3: Cross multiply
    5,370.69x = 7,406.60 × 3,579.17
  4. Step 4: Simplify right side
    5,370.69x = 26,509,481.14
  5. Step 5: Solve for x
    x = 26,509,481.14/5,370.69
  6. Step 6: Final answer
    x = 4,935.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.