Home / 7,795.06-11,699.88-3,850.77

Finding the Fourth Proportional to 7,795.06, 11,699.88 and 3,850.77

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Solution

The fourth proportional to 7,795.06, 11,699.88 and 3,850.77 is: 5,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.06 : 11,699.88 = 3,850.77 : x
  2. Step 2: Convert to fraction form
    7,795.06/11,699.88 = 3,850.77/x
  3. Step 3: Cross multiply
    7,795.06x = 11,699.88 × 3,850.77
  4. Step 4: Simplify right side
    7,795.06x = 45,053,576.34
  5. Step 5: Solve for x
    x = 45,053,576.34/7,795.06
  6. Step 6: Final answer
    x = 5,779.76

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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.