Home / 10,828.14-16,241.74-6,435.92

Finding the Fourth Proportional to 10,828.14, 16,241.74 and 6,435.92

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Solution

The fourth proportional to 10,828.14, 16,241.74 and 6,435.92 is: 9,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,828.14 : 16,241.74 = 6,435.92 : x
  2. Step 2: Convert to fraction form
    10,828.14/16,241.74 = 6,435.92/x
  3. Step 3: Cross multiply
    10,828.14x = 16,241.74 × 6,435.92
  4. Step 4: Simplify right side
    10,828.14x = 104,530,539.30
  5. Step 5: Solve for x
    x = 104,530,539.30/10,828.14
  6. Step 6: Final answer
    x = 9,653.60

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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.