Home / 10,861.24-16,285.36-3,464.32

Finding the Fourth Proportional to 10,861.24, 16,285.36 and 3,464.32

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Solution

The fourth proportional to 10,861.24, 16,285.36 and 3,464.32 is: 5,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861.24 : 16,285.36 = 3,464.32 : x
  2. Step 2: Convert to fraction form
    10,861.24/16,285.36 = 3,464.32/x
  3. Step 3: Cross multiply
    10,861.24x = 16,285.36 × 3,464.32
  4. Step 4: Simplify right side
    10,861.24x = 56,417,698.36
  5. Step 5: Solve for x
    x = 56,417,698.36/10,861.24
  6. Step 6: Final answer
    x = 5,194.41

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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.