Home / 7,936.10-10,949.00-4,579.77

Finding the Fourth Proportional to 7,936.10, 10,949.00 and 4,579.77

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Solution

The fourth proportional to 7,936.10, 10,949.00 and 4,579.77 is: 6,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.10 : 10,949.00 = 4,579.77 : x
  2. Step 2: Convert to fraction form
    7,936.10/10,949.00 = 4,579.77/x
  3. Step 3: Cross multiply
    7,936.10x = 10,949.00 × 4,579.77
  4. Step 4: Simplify right side
    7,936.10x = 50,143,835.54
  5. Step 5: Solve for x
    x = 50,143,835.54/7,936.10
  6. Step 6: Final answer
    x = 6,318.45

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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.