Home / 11,365.41-15,683.31-6,329.25

Finding the Fourth Proportional to 11,365.41, 15,683.31 and 6,329.25

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Solution

The fourth proportional to 11,365.41, 15,683.31 and 6,329.25 is: 8,733.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.41 : 15,683.31 = 6,329.25 : x
  2. Step 2: Convert to fraction form
    11,365.41/15,683.31 = 6,329.25/x
  3. Step 3: Cross multiply
    11,365.41x = 15,683.31 × 6,329.25
  4. Step 4: Simplify right side
    11,365.41x = 99,263,589.82
  5. Step 5: Solve for x
    x = 99,263,589.82/11,365.41
  6. Step 6: Final answer
    x = 8,733.83

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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.