Home / 11,161.48-16,739.52-3,370.92

Finding the Fourth Proportional to 11,161.48, 16,739.52 and 3,370.92

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Solution

The fourth proportional to 11,161.48, 16,739.52 and 3,370.92 is: 5,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.48 : 16,739.52 = 3,370.92 : x
  2. Step 2: Convert to fraction form
    11,161.48/16,739.52 = 3,370.92/x
  3. Step 3: Cross multiply
    11,161.48x = 16,739.52 × 3,370.92
  4. Step 4: Simplify right side
    11,161.48x = 56,427,582.76
  5. Step 5: Solve for x
    x = 56,427,582.76/11,161.48
  6. Step 6: Final answer
    x = 5,055.56

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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.