Home / 10,709.78-16,059.38-4,467.92

Finding the Fourth Proportional to 10,709.78, 16,059.38 and 4,467.92

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Solution

The fourth proportional to 10,709.78, 16,059.38 and 4,467.92 is: 6,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.78 : 16,059.38 = 4,467.92 : x
  2. Step 2: Convert to fraction form
    10,709.78/16,059.38 = 4,467.92/x
  3. Step 3: Cross multiply
    10,709.78x = 16,059.38 × 4,467.92
  4. Step 4: Simplify right side
    10,709.78x = 71,752,025.09
  5. Step 5: Solve for x
    x = 71,752,025.09/10,709.78
  6. Step 6: Final answer
    x = 6,699.67

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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.