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Finding the Fourth Proportional to 8,647.94, 12,973.98 and 3,024.84

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Solution

The fourth proportional to 8,647.94, 12,973.98 and 3,024.84 is: 4,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647.94 : 12,973.98 = 3,024.84 : x
  2. Step 2: Convert to fraction form
    8,647.94/12,973.98 = 3,024.84/x
  3. Step 3: Cross multiply
    8,647.94x = 12,973.98 × 3,024.84
  4. Step 4: Simplify right side
    8,647.94x = 39,244,213.66
  5. Step 5: Solve for x
    x = 39,244,213.66/8,647.94
  6. Step 6: Final answer
    x = 4,537.98

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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.