Home / 8,048.73-12,075.74-3,889.22

Finding the Fourth Proportional to 8,048.73, 12,075.74 and 3,889.22

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Solution

The fourth proportional to 8,048.73, 12,075.74 and 3,889.22 is: 5,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.73 : 12,075.74 = 3,889.22 : x
  2. Step 2: Convert to fraction form
    8,048.73/12,075.74 = 3,889.22/x
  3. Step 3: Cross multiply
    8,048.73x = 12,075.74 × 3,889.22
  4. Step 4: Simplify right side
    8,048.73x = 46,965,129.70
  5. Step 5: Solve for x
    x = 46,965,129.70/8,048.73
  6. Step 6: Final answer
    x = 5,835.10

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1.5x scale

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.