Home / 3,019.44-4,529.43-1,172.10

Finding the Fourth Proportional to 3,019.44, 4,529.43 and 1,172.10

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Solution

The fourth proportional to 3,019.44, 4,529.43 and 1,172.10 is: 1,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.44 : 4,529.43 = 1,172.10 : x
  2. Step 2: Convert to fraction form
    3,019.44/4,529.43 = 1,172.10/x
  3. Step 3: Cross multiply
    3,019.44x = 4,529.43 × 1,172.10
  4. Step 4: Simplify right side
    3,019.44x = 5,308,944.90
  5. Step 5: Solve for x
    x = 5,308,944.90/3,019.44
  6. Step 6: Final answer
    x = 1,758.25

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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.