Home / 3,075.77-4,245.93-2,084.06

Finding the Fourth Proportional to 3,075.77, 4,245.93 and 2,084.06

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Solution

The fourth proportional to 3,075.77, 4,245.93 and 2,084.06 is: 2,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.77 : 4,245.93 = 2,084.06 : x
  2. Step 2: Convert to fraction form
    3,075.77/4,245.93 = 2,084.06/x
  3. Step 3: Cross multiply
    3,075.77x = 4,245.93 × 2,084.06
  4. Step 4: Simplify right side
    3,075.77x = 8,848,751.65
  5. Step 5: Solve for x
    x = 8,848,751.65/3,075.77
  6. Step 6: Final answer
    x = 2,876.93

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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.