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Finding the Fourth Proportional to 6,075.94, 8,388.44 and 3,983.71

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Solution

The fourth proportional to 6,075.94, 8,388.44 and 3,983.71 is: 5,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.94 : 8,388.44 = 3,983.71 : x
  2. Step 2: Convert to fraction form
    6,075.94/8,388.44 = 3,983.71/x
  3. Step 3: Cross multiply
    6,075.94x = 8,388.44 × 3,983.71
  4. Step 4: Simplify right side
    6,075.94x = 33,417,086.36
  5. Step 5: Solve for x
    x = 33,417,086.36/6,075.94
  6. Step 6: Final answer
    x = 5,499.91

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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.