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Finding the Fourth Proportional to 8,593.63, 12,893.51 and 5,302.89

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Solution

The fourth proportional to 8,593.63, 12,893.51 and 5,302.89 is: 7,956.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.63 : 12,893.51 = 5,302.89 : x
  2. Step 2: Convert to fraction form
    8,593.63/12,893.51 = 5,302.89/x
  3. Step 3: Cross multiply
    8,593.63x = 12,893.51 × 5,302.89
  4. Step 4: Simplify right side
    8,593.63x = 68,372,865.24
  5. Step 5: Solve for x
    x = 68,372,865.24/8,593.63
  6. Step 6: Final answer
    x = 7,956.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.