Home / 11,365.08-15,683.82-6,650.26

Finding the Fourth Proportional to 11,365.08, 15,683.82 and 6,650.26

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Solution

The fourth proportional to 11,365.08, 15,683.82 and 6,650.26 is: 9,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.08 : 15,683.82 = 6,650.26 : x
  2. Step 2: Convert to fraction form
    11,365.08/15,683.82 = 6,650.26/x
  3. Step 3: Cross multiply
    11,365.08x = 15,683.82 × 6,650.26
  4. Step 4: Simplify right side
    11,365.08x = 104,301,480.79
  5. Step 5: Solve for x
    x = 104,301,480.79/11,365.08
  6. Step 6: Final answer
    x = 9,177.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.