Home / 2,003.39-2,764.74-1,119.23

Finding the Fourth Proportional to 2,003.39, 2,764.74 and 1,119.23

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Solution

The fourth proportional to 2,003.39, 2,764.74 and 1,119.23 is: 1,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.39 : 2,764.74 = 1,119.23 : x
  2. Step 2: Convert to fraction form
    2,003.39/2,764.74 = 1,119.23/x
  3. Step 3: Cross multiply
    2,003.39x = 2,764.74 × 1,119.23
  4. Step 4: Simplify right side
    2,003.39x = 3,094,366.13
  5. Step 5: Solve for x
    x = 3,094,366.13/2,003.39
  6. Step 6: Final answer
    x = 1,544.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.