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Finding the Fourth Proportional to 8,592.63, 11,857.82 and 4,866.63

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Solution

The fourth proportional to 8,592.63, 11,857.82 and 4,866.63 is: 6,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.63 : 11,857.82 = 4,866.63 : x
  2. Step 2: Convert to fraction form
    8,592.63/11,857.82 = 4,866.63/x
  3. Step 3: Cross multiply
    8,592.63x = 11,857.82 × 4,866.63
  4. Step 4: Simplify right side
    8,592.63x = 57,707,622.55
  5. Step 5: Solve for x
    x = 57,707,622.55/8,592.63
  6. Step 6: Final answer
    x = 6,715.94

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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.