Home / 8,983.82-13,477.54-3,789.68

Finding the Fourth Proportional to 8,983.82, 13,477.54 and 3,789.68

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Solution

The fourth proportional to 8,983.82, 13,477.54 and 3,789.68 is: 5,685.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.82 : 13,477.54 = 3,789.68 : x
  2. Step 2: Convert to fraction form
    8,983.82/13,477.54 = 3,789.68/x
  3. Step 3: Cross multiply
    8,983.82x = 13,477.54 × 3,789.68
  4. Step 4: Simplify right side
    8,983.82x = 51,075,563.79
  5. Step 5: Solve for x
    x = 51,075,563.79/8,983.82
  6. Step 6: Final answer
    x = 5,685.28

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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.