Home / 7,004.94-10,507.38-2,074.61

Finding the Fourth Proportional to 7,004.94, 10,507.38 and 2,074.61

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Solution

The fourth proportional to 7,004.94, 10,507.38 and 2,074.61 is: 3,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.94 : 10,507.38 = 2,074.61 : x
  2. Step 2: Convert to fraction form
    7,004.94/10,507.38 = 2,074.61/x
  3. Step 3: Cross multiply
    7,004.94x = 10,507.38 × 2,074.61
  4. Step 4: Simplify right side
    7,004.94x = 21,798,715.62
  5. Step 5: Solve for x
    x = 21,798,715.62/7,004.94
  6. Step 6: Final answer
    x = 3,111.91

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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.