Home / 1,749.52-2,412.06-1,282.96

Finding the Fourth Proportional to 1,749.52, 2,412.06 and 1,282.96

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Solution

The fourth proportional to 1,749.52, 2,412.06 and 1,282.96 is: 1,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.52 : 2,412.06 = 1,282.96 : x
  2. Step 2: Convert to fraction form
    1,749.52/2,412.06 = 1,282.96/x
  3. Step 3: Cross multiply
    1,749.52x = 2,412.06 × 1,282.96
  4. Step 4: Simplify right side
    1,749.52x = 3,094,576.50
  5. Step 5: Solve for x
    x = 3,094,576.50/1,749.52
  6. Step 6: Final answer
    x = 1,768.81

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