Home / 2,050.97-3,075.74-1,269.77

Finding the Fourth Proportional to 2,050.97, 3,075.74 and 1,269.77

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Solution

The fourth proportional to 2,050.97, 3,075.74 and 1,269.77 is: 1,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050.97 : 3,075.74 = 1,269.77 : x
  2. Step 2: Convert to fraction form
    2,050.97/3,075.74 = 1,269.77/x
  3. Step 3: Cross multiply
    2,050.97x = 3,075.74 × 1,269.77
  4. Step 4: Simplify right side
    2,050.97x = 3,905,482.38
  5. Step 5: Solve for x
    x = 3,905,482.38/2,050.97
  6. Step 6: Final answer
    x = 1,904.21

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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.