Home / 3,075.44-4,613.50-1,127.64

Finding the Fourth Proportional to 3,075.44, 4,613.50 and 1,127.64

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Solution

The fourth proportional to 3,075.44, 4,613.50 and 1,127.64 is: 1,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.44 : 4,613.50 = 1,127.64 : x
  2. Step 2: Convert to fraction form
    3,075.44/4,613.50 = 1,127.64/x
  3. Step 3: Cross multiply
    3,075.44x = 4,613.50 × 1,127.64
  4. Step 4: Simplify right side
    3,075.44x = 5,202,373.04
  5. Step 5: Solve for x
    x = 5,202,373.04/3,075.44
  6. Step 6: Final answer
    x = 1,691.59

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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.