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Finding the Fourth Proportional to 8,673.16, 11,969.22 and 4,896.52

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Solution

The fourth proportional to 8,673.16, 11,969.22 and 4,896.52 is: 6,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.16 : 11,969.22 = 4,896.52 : x
  2. Step 2: Convert to fraction form
    8,673.16/11,969.22 = 4,896.52/x
  3. Step 3: Cross multiply
    8,673.16x = 11,969.22 × 4,896.52
  4. Step 4: Simplify right side
    8,673.16x = 58,607,525.11
  5. Step 5: Solve for x
    x = 58,607,525.11/8,673.16
  6. Step 6: Final answer
    x = 6,757.34

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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.