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Finding the Fourth Proportional to 9,351.63, 12,893.58 and 5,988.92

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Solution

The fourth proportional to 9,351.63, 12,893.58 and 5,988.92 is: 8,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.63 : 12,893.58 = 5,988.92 : x
  2. Step 2: Convert to fraction form
    9,351.63/12,893.58 = 5,988.92/x
  3. Step 3: Cross multiply
    9,351.63x = 12,893.58 × 5,988.92
  4. Step 4: Simplify right side
    9,351.63x = 77,218,554.67
  5. Step 5: Solve for x
    x = 77,218,554.67/9,351.63
  6. Step 6: Final answer
    x = 8,257.23

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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.