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Finding the Fourth Proportional to 8,493.44, 12,745.08 and 3,562.68

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Solution

The fourth proportional to 8,493.44, 12,745.08 and 3,562.68 is: 5,346.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.44 : 12,745.08 = 3,562.68 : x
  2. Step 2: Convert to fraction form
    8,493.44/12,745.08 = 3,562.68/x
  3. Step 3: Cross multiply
    8,493.44x = 12,745.08 × 3,562.68
  4. Step 4: Simplify right side
    8,493.44x = 45,406,641.61
  5. Step 5: Solve for x
    x = 45,406,641.61/8,493.44
  6. Step 6: Final answer
    x = 5,346.08

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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.