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Finding the Fourth Proportional to 2,060.46, 3,090.69 and 673.25

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Solution

The fourth proportional to 2,060.46, 3,090.69 and 673.25 is: 1,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.46 : 3,090.69 = 673.25 : x
  2. Step 2: Convert to fraction form
    2,060.46/3,090.69 = 673.25/x
  3. Step 3: Cross multiply
    2,060.46x = 3,090.69 × 673.25
  4. Step 4: Simplify right side
    2,060.46x = 2,080,791.59
  5. Step 5: Solve for x
    x = 2,080,791.59/2,060.46
  6. Step 6: Final answer
    x = 1,009.87

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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.