Home / 11,009.80-16,514.85-3,614.81

Finding the Fourth Proportional to 11,009.80, 16,514.85 and 3,614.81

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Solution

The fourth proportional to 11,009.80, 16,514.85 and 3,614.81 is: 5,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.80 : 16,514.85 = 3,614.81 : x
  2. Step 2: Convert to fraction form
    11,009.80/16,514.85 = 3,614.81/x
  3. Step 3: Cross multiply
    11,009.80x = 16,514.85 × 3,614.81
  4. Step 4: Simplify right side
    11,009.80x = 59,698,044.93
  5. Step 5: Solve for x
    x = 59,698,044.93/11,009.80
  6. Step 6: Final answer
    x = 5,422.27

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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.