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Finding the Fourth Proportional to 8,649.99, 12,941.28 and 6,576

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Solution

The fourth proportional to 8,649.99, 12,941.28 and 6,576 is: 9,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649.99 : 12,941.28 = 6,576 : x
  2. Step 2: Convert to fraction form
    8,649.99/12,941.28 = 6,576/x
  3. Step 3: Cross multiply
    8,649.99x = 12,941.28 × 6,576
  4. Step 4: Simplify right side
    8,649.99x = 85,101,857.28
  5. Step 5: Solve for x
    x = 85,101,857.28/8,649.99
  6. Step 6: Final answer
    x = 9,838.38

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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.