Home / 3,266.78-4,899.69-1,075.23

Finding the Fourth Proportional to 3,266.78, 4,899.69 and 1,075.23

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Solution

The fourth proportional to 3,266.78, 4,899.69 and 1,075.23 is: 1,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.78 : 4,899.69 = 1,075.23 : x
  2. Step 2: Convert to fraction form
    3,266.78/4,899.69 = 1,075.23/x
  3. Step 3: Cross multiply
    3,266.78x = 4,899.69 × 1,075.23
  4. Step 4: Simplify right side
    3,266.78x = 5,268,293.68
  5. Step 5: Solve for x
    x = 5,268,293.68/3,266.78
  6. Step 6: Final answer
    x = 1,612.69

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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.