Home / 6,780.01-9,356.32-3,795.85

Finding the Fourth Proportional to 6,780.01, 9,356.32 and 3,795.85

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Solution

The fourth proportional to 6,780.01, 9,356.32 and 3,795.85 is: 5,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.01 : 9,356.32 = 3,795.85 : x
  2. Step 2: Convert to fraction form
    6,780.01/9,356.32 = 3,795.85/x
  3. Step 3: Cross multiply
    6,780.01x = 9,356.32 × 3,795.85
  4. Step 4: Simplify right side
    6,780.01x = 35,515,121.51
  5. Step 5: Solve for x
    x = 35,515,121.51/6,780.01
  6. Step 6: Final answer
    x = 5,238.21

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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.