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Finding the Fourth Proportional to 6,795.44, 9,378.60 and 4,000.88

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Solution

The fourth proportional to 6,795.44, 9,378.60 and 4,000.88 is: 5,521.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795.44 : 9,378.60 = 4,000.88 : x
  2. Step 2: Convert to fraction form
    6,795.44/9,378.60 = 4,000.88/x
  3. Step 3: Cross multiply
    6,795.44x = 9,378.60 × 4,000.88
  4. Step 4: Simplify right side
    6,795.44x = 37,522,653.17
  5. Step 5: Solve for x
    x = 37,522,653.17/6,795.44
  6. Step 6: Final answer
    x = 5,521.74

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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.