Home / 3,075.80-4,613.71-1,227.38

Finding the Fourth Proportional to 3,075.80, 4,613.71 and 1,227.38

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Solution

The fourth proportional to 3,075.80, 4,613.71 and 1,227.38 is: 1,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.80 : 4,613.71 = 1,227.38 : x
  2. Step 2: Convert to fraction form
    3,075.80/4,613.71 = 1,227.38/x
  3. Step 3: Cross multiply
    3,075.80x = 4,613.71 × 1,227.38
  4. Step 4: Simplify right side
    3,075.80x = 5,662,764.52
  5. Step 5: Solve for x
    x = 5,662,764.52/3,075.80
  6. Step 6: Final answer
    x = 1,841.07

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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.