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Finding the Fourth Proportional to 6,779.56, 9,355.83 and 3,795.46

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Solution

The fourth proportional to 6,779.56, 9,355.83 and 3,795.46 is: 5,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.56 : 9,355.83 = 3,795.46 : x
  2. Step 2: Convert to fraction form
    6,779.56/9,355.83 = 3,795.46/x
  3. Step 3: Cross multiply
    6,779.56x = 9,355.83 × 3,795.46
  4. Step 4: Simplify right side
    6,779.56x = 35,509,678.53
  5. Step 5: Solve for x
    x = 35,509,678.53/6,779.56
  6. Step 6: Final answer
    x = 5,237.76

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1.5x scale

Why These Related Problems?

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