Home / 10,745.40-16,099.03-4,491.62

Finding the Fourth Proportional to 10,745.40, 16,099.03 and 4,491.62

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Solution

The fourth proportional to 10,745.40, 16,099.03 and 4,491.62 is: 6,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.40 : 16,099.03 = 4,491.62 : x
  2. Step 2: Convert to fraction form
    10,745.40/16,099.03 = 4,491.62/x
  3. Step 3: Cross multiply
    10,745.40x = 16,099.03 × 4,491.62
  4. Step 4: Simplify right side
    10,745.40x = 72,310,745.73
  5. Step 5: Solve for x
    x = 72,310,745.73/10,745.40
  6. Step 6: Final answer
    x = 6,729.46

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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.