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Finding the Fourth Proportional to 6,760.77, 9,325.06 and 4,844.85

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Solution

The fourth proportional to 6,760.77, 9,325.06 and 4,844.85 is: 6,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.77 : 9,325.06 = 4,844.85 : x
  2. Step 2: Convert to fraction form
    6,760.77/9,325.06 = 4,844.85/x
  3. Step 3: Cross multiply
    6,760.77x = 9,325.06 × 4,844.85
  4. Step 4: Simplify right side
    6,760.77x = 45,178,469.86
  5. Step 5: Solve for x
    x = 45,178,469.86/6,760.77
  6. Step 6: Final answer
    x = 6,682.45

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Half scale
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Double scale
Find fourth proportional to 6,761.77, 9,326.44 and 4,845.85
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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.