Home / 10,704.10-16,056.15-5,455.30

Finding the Fourth Proportional to 10,704.10, 16,056.15 and 5,455.30

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Solution

The fourth proportional to 10,704.10, 16,056.15 and 5,455.30 is: 8,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.10 : 16,056.15 = 5,455.30 : x
  2. Step 2: Convert to fraction form
    10,704.10/16,056.15 = 5,455.30/x
  3. Step 3: Cross multiply
    10,704.10x = 16,056.15 × 5,455.30
  4. Step 4: Simplify right side
    10,704.10x = 87,591,115.10
  5. Step 5: Solve for x
    x = 87,591,115.10/10,704.10
  6. Step 6: Final answer
    x = 8,182.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.