Home / 7,829.87-11,741.56-2,896.63

Finding the Fourth Proportional to 7,829.87, 11,741.56 and 2,896.63

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Solution

The fourth proportional to 7,829.87, 11,741.56 and 2,896.63 is: 4,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.87 : 11,741.56 = 2,896.63 : x
  2. Step 2: Convert to fraction form
    7,829.87/11,741.56 = 2,896.63/x
  3. Step 3: Cross multiply
    7,829.87x = 11,741.56 × 2,896.63
  4. Step 4: Simplify right side
    7,829.87x = 34,010,918.35
  5. Step 5: Solve for x
    x = 34,010,918.35/7,829.87
  6. Step 6: Final answer
    x = 4,343.74

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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.