Home / 6,075.39-9,112.78-2,788.41

Finding the Fourth Proportional to 6,075.39, 9,112.78 and 2,788.41

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Solution

The fourth proportional to 6,075.39, 9,112.78 and 2,788.41 is: 4,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.39 : 9,112.78 = 2,788.41 : x
  2. Step 2: Convert to fraction form
    6,075.39/9,112.78 = 2,788.41/x
  3. Step 3: Cross multiply
    6,075.39x = 9,112.78 × 2,788.41
  4. Step 4: Simplify right side
    6,075.39x = 25,410,166.88
  5. Step 5: Solve for x
    x = 25,410,166.88/6,075.39
  6. Step 6: Final answer
    x = 4,182.48

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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.