Home / 11,790.20-17,688.90-4,004.48

Finding the Fourth Proportional to 11,790.20, 17,688.90 and 4,004.48

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Solution

The fourth proportional to 11,790.20, 17,688.90 and 4,004.48 is: 6,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.20 : 17,688.90 = 4,004.48 : x
  2. Step 2: Convert to fraction form
    11,790.20/17,688.90 = 4,004.48/x
  3. Step 3: Cross multiply
    11,790.20x = 17,688.90 × 4,004.48
  4. Step 4: Simplify right side
    11,790.20x = 70,834,846.27
  5. Step 5: Solve for x
    x = 70,834,846.27/11,790.20
  6. Step 6: Final answer
    x = 6,007.94

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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.