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Finding the Fourth Proportional to 8,453.14, 12,675.86 and 4,503.39

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Solution

The fourth proportional to 8,453.14, 12,675.86 and 4,503.39 is: 6,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.14 : 12,675.86 = 4,503.39 : x
  2. Step 2: Convert to fraction form
    8,453.14/12,675.86 = 4,503.39/x
  3. Step 3: Cross multiply
    8,453.14x = 12,675.86 × 4,503.39
  4. Step 4: Simplify right side
    8,453.14x = 57,084,341.17
  5. Step 5: Solve for x
    x = 57,084,341.17/8,453.14
  6. Step 6: Final answer
    x = 6,753.03

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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.