Home / 2,240.51-3,094.70-1,769.09

Finding the Fourth Proportional to 2,240.51, 3,094.70 and 1,769.09

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Solution

The fourth proportional to 2,240.51, 3,094.70 and 1,769.09 is: 2,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.51 : 3,094.70 = 1,769.09 : x
  2. Step 2: Convert to fraction form
    2,240.51/3,094.70 = 1,769.09/x
  3. Step 3: Cross multiply
    2,240.51x = 3,094.70 × 1,769.09
  4. Step 4: Simplify right side
    2,240.51x = 5,474,778.50
  5. Step 5: Solve for x
    x = 5,474,778.50/2,240.51
  6. Step 6: Final answer
    x = 2,443.55

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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.