Home / 11,365.67-15,684.57-6,329.94

Finding the Fourth Proportional to 11,365.67, 15,684.57 and 6,329.94

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Solution

The fourth proportional to 11,365.67, 15,684.57 and 6,329.94 is: 8,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.67 : 15,684.57 = 6,329.94 : x
  2. Step 2: Convert to fraction form
    11,365.67/15,684.57 = 6,329.94/x
  3. Step 3: Cross multiply
    11,365.67x = 15,684.57 × 6,329.94
  4. Step 4: Simplify right side
    11,365.67x = 99,282,387.03
  5. Step 5: Solve for x
    x = 99,282,387.03/11,365.67
  6. Step 6: Final answer
    x = 8,735.29

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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.