Home / 3,677.54-5,075.03-1,998.96

Finding the Fourth Proportional to 3,677.54, 5,075.03 and 1,998.96

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Solution

The fourth proportional to 3,677.54, 5,075.03 and 1,998.96 is: 2,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.54 : 5,075.03 = 1,998.96 : x
  2. Step 2: Convert to fraction form
    3,677.54/5,075.03 = 1,998.96/x
  3. Step 3: Cross multiply
    3,677.54x = 5,075.03 × 1,998.96
  4. Step 4: Simplify right side
    3,677.54x = 10,144,806.00
  5. Step 5: Solve for x
    x = 10,144,806.00/3,677.54
  6. Step 6: Final answer
    x = 2,758.58

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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.