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Finding the Fourth Proportional to 8,618.02, 11,893.02 and 4,841.44

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Solution

The fourth proportional to 8,618.02, 11,893.02 and 4,841.44 is: 6,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.02 : 11,893.02 = 4,841.44 : x
  2. Step 2: Convert to fraction form
    8,618.02/11,893.02 = 4,841.44/x
  3. Step 3: Cross multiply
    8,618.02x = 11,893.02 × 4,841.44
  4. Step 4: Simplify right side
    8,618.02x = 57,579,342.75
  5. Step 5: Solve for x
    x = 57,579,342.75/8,618.02
  6. Step 6: Final answer
    x = 6,681.27

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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.