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Finding the Fourth Proportional to 8,845.03, 13,267.57 and 8,401.60

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Solution

The fourth proportional to 8,845.03, 13,267.57 and 8,401.60 is: 12,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.03 : 13,267.57 = 8,401.60 : x
  2. Step 2: Convert to fraction form
    8,845.03/13,267.57 = 8,401.60/x
  3. Step 3: Cross multiply
    8,845.03x = 13,267.57 × 8,401.60
  4. Step 4: Simplify right side
    8,845.03x = 111,468,816.11
  5. Step 5: Solve for x
    x = 111,468,816.11/8,845.03
  6. Step 6: Final answer
    x = 12,602.43

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1.5x scale

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.