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Finding the Fourth Proportional to 8,840.44, 12,204.30 and 8,358.04

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Solution

The fourth proportional to 8,840.44, 12,204.30 and 8,358.04 is: 11,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.44 : 12,204.30 = 8,358.04 : x
  2. Step 2: Convert to fraction form
    8,840.44/12,204.30 = 8,358.04/x
  3. Step 3: Cross multiply
    8,840.44x = 12,204.30 × 8,358.04
  4. Step 4: Simplify right side
    8,840.44x = 102,004,027.57
  5. Step 5: Solve for x
    x = 102,004,027.57/8,840.44
  6. Step 6: Final answer
    x = 11,538.34

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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.