Home / 11,789.08-17,683.62-5,614.36

Finding the Fourth Proportional to 11,789.08, 17,683.62 and 5,614.36

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Solution

The fourth proportional to 11,789.08, 17,683.62 and 5,614.36 is: 8,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.08 : 17,683.62 = 5,614.36 : x
  2. Step 2: Convert to fraction form
    11,789.08/17,683.62 = 5,614.36/x
  3. Step 3: Cross multiply
    11,789.08x = 17,683.62 × 5,614.36
  4. Step 4: Simplify right side
    11,789.08x = 99,282,208.78
  5. Step 5: Solve for x
    x = 99,282,208.78/11,789.08
  6. Step 6: Final answer
    x = 8,421.54

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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.