Home / 3,155.25-4,733.55-1,075.44

Finding the Fourth Proportional to 3,155.25, 4,733.55 and 1,075.44

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Solution

The fourth proportional to 3,155.25, 4,733.55 and 1,075.44 is: 1,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.25 : 4,733.55 = 1,075.44 : x
  2. Step 2: Convert to fraction form
    3,155.25/4,733.55 = 1,075.44/x
  3. Step 3: Cross multiply
    3,155.25x = 4,733.55 × 1,075.44
  4. Step 4: Simplify right side
    3,155.25x = 5,090,649.01
  5. Step 5: Solve for x
    x = 5,090,649.01/3,155.25
  6. Step 6: Final answer
    x = 1,613.39

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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.