Home / 6,761.36-9,330.59-3,777.32

Finding the Fourth Proportional to 6,761.36, 9,330.59 and 3,777.32

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Solution

The fourth proportional to 6,761.36, 9,330.59 and 3,777.32 is: 5,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.36 : 9,330.59 = 3,777.32 : x
  2. Step 2: Convert to fraction form
    6,761.36/9,330.59 = 3,777.32/x
  3. Step 3: Cross multiply
    6,761.36x = 9,330.59 × 3,777.32
  4. Step 4: Simplify right side
    6,761.36x = 35,244,624.22
  5. Step 5: Solve for x
    x = 35,244,624.22/6,761.36
  6. Step 6: Final answer
    x = 5,212.65

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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.