Home / 4,847.80-7,272.24-2,075.44

Finding the Fourth Proportional to 4,847.80, 7,272.24 and 2,075.44

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Solution

The fourth proportional to 4,847.80, 7,272.24 and 2,075.44 is: 3,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.80 : 7,272.24 = 2,075.44 : x
  2. Step 2: Convert to fraction form
    4,847.80/7,272.24 = 2,075.44/x
  3. Step 3: Cross multiply
    4,847.80x = 7,272.24 × 2,075.44
  4. Step 4: Simplify right side
    4,847.80x = 15,093,097.79
  5. Step 5: Solve for x
    x = 15,093,097.79/4,847.80
  6. Step 6: Final answer
    x = 3,113.39

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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.