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Finding the Fourth Proportional to 7,893.94, 10,894 and 4,537.84

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Solution

The fourth proportional to 7,893.94, 10,894 and 4,537.84 is: 6,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.94 : 10,894 = 4,537.84 : x
  2. Step 2: Convert to fraction form
    7,893.94/10,894 = 4,537.84/x
  3. Step 3: Cross multiply
    7,893.94x = 10,894 × 4,537.84
  4. Step 4: Simplify right side
    7,893.94x = 49,435,228.96
  5. Step 5: Solve for x
    x = 49,435,228.96/7,893.94
  6. Step 6: Final answer
    x = 6,262.43

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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.