Home / 10,829.70-16,245.12-3,039.12

Finding the Fourth Proportional to 10,829.70, 16,245.12 and 3,039.12

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Solution

The fourth proportional to 10,829.70, 16,245.12 and 3,039.12 is: 4,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.70 : 16,245.12 = 3,039.12 : x
  2. Step 2: Convert to fraction form
    10,829.70/16,245.12 = 3,039.12/x
  3. Step 3: Cross multiply
    10,829.70x = 16,245.12 × 3,039.12
  4. Step 4: Simplify right side
    10,829.70x = 49,370,828.48
  5. Step 5: Solve for x
    x = 49,370,828.48/10,829.70
  6. Step 6: Final answer
    x = 4,558.84

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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.