Home / 3,630.42-5,449.73-2,696.84

Finding the Fourth Proportional to 3,630.42, 5,449.73 and 2,696.84

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Solution

The fourth proportional to 3,630.42, 5,449.73 and 2,696.84 is: 4,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.42 : 5,449.73 = 2,696.84 : x
  2. Step 2: Convert to fraction form
    3,630.42/5,449.73 = 2,696.84/x
  3. Step 3: Cross multiply
    3,630.42x = 5,449.73 × 2,696.84
  4. Step 4: Simplify right side
    3,630.42x = 14,697,075.38
  5. Step 5: Solve for x
    x = 14,697,075.38/3,630.42
  6. Step 6: Final answer
    x = 4,048.31

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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.