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Finding the Fourth Proportional to 6,376.55, 8,797.21 and 4,701.94

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Solution

The fourth proportional to 6,376.55, 8,797.21 and 4,701.94 is: 6,486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.55 : 8,797.21 = 4,701.94 : x
  2. Step 2: Convert to fraction form
    6,376.55/8,797.21 = 4,701.94/x
  3. Step 3: Cross multiply
    6,376.55x = 8,797.21 × 4,701.94
  4. Step 4: Simplify right side
    6,376.55x = 41,363,919.84
  5. Step 5: Solve for x
    x = 41,363,919.84/6,376.55
  6. Step 6: Final answer
    x = 6,486.89

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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.