Home / 5,459.12-8,188.72-2,496.95

Finding the Fourth Proportional to 5,459.12, 8,188.72 and 2,496.95

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Solution

The fourth proportional to 5,459.12, 8,188.72 and 2,496.95 is: 3,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.12 : 8,188.72 = 2,496.95 : x
  2. Step 2: Convert to fraction form
    5,459.12/8,188.72 = 2,496.95/x
  3. Step 3: Cross multiply
    5,459.12x = 8,188.72 × 2,496.95
  4. Step 4: Simplify right side
    5,459.12x = 20,446,824.40
  5. Step 5: Solve for x
    x = 20,446,824.40/5,459.12
  6. Step 6: Final answer
    x = 3,745.44

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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.