Home / 3,075.44-4,613.36-1,129.01

Finding the Fourth Proportional to 3,075.44, 4,613.36 and 1,129.01

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Solution

The fourth proportional to 3,075.44, 4,613.36 and 1,129.01 is: 1,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.44 : 4,613.36 = 1,129.01 : x
  2. Step 2: Convert to fraction form
    3,075.44/4,613.36 = 1,129.01/x
  3. Step 3: Cross multiply
    3,075.44x = 4,613.36 × 1,129.01
  4. Step 4: Simplify right side
    3,075.44x = 5,208,500.86
  5. Step 5: Solve for x
    x = 5,208,500.86/3,075.44
  6. Step 6: Final answer
    x = 1,693.58

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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.