Home / 11,138.04-16,708.50-3,347.64

Finding the Fourth Proportional to 11,138.04, 16,708.50 and 3,347.64

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Solution

The fourth proportional to 11,138.04, 16,708.50 and 3,347.64 is: 5,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138.04 : 16,708.50 = 3,347.64 : x
  2. Step 2: Convert to fraction form
    11,138.04/16,708.50 = 3,347.64/x
  3. Step 3: Cross multiply
    11,138.04x = 16,708.50 × 3,347.64
  4. Step 4: Simplify right side
    11,138.04x = 55,934,042.94
  5. Step 5: Solve for x
    x = 55,934,042.94/11,138.04
  6. Step 6: Final answer
    x = 5,021.89

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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.