Home / 4,759-7,138.59-1,296.34

Finding the Fourth Proportional to 4,759, 7,138.59 and 1,296.34

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Solution

The fourth proportional to 4,759, 7,138.59 and 1,296.34 is: 1,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759 : 7,138.59 = 1,296.34 : x
  2. Step 2: Convert to fraction form
    4,759/7,138.59 = 1,296.34/x
  3. Step 3: Cross multiply
    4,759x = 7,138.59 × 1,296.34
  4. Step 4: Simplify right side
    4,759x = 9,254,039.76
  5. Step 5: Solve for x
    x = 9,254,039.76/4,759
  6. Step 6: Final answer
    x = 1,944.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.