Home / 11,363.44-15,683.45-7,329.13

Finding the Fourth Proportional to 11,363.44, 15,683.45 and 7,329.13

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Solution

The fourth proportional to 11,363.44, 15,683.45 and 7,329.13 is: 10,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.44 : 15,683.45 = 7,329.13 : x
  2. Step 2: Convert to fraction form
    11,363.44/15,683.45 = 7,329.13/x
  3. Step 3: Cross multiply
    11,363.44x = 15,683.45 × 7,329.13
  4. Step 4: Simplify right side
    11,363.44x = 114,945,965.48
  5. Step 5: Solve for x
    x = 114,945,965.48/11,363.44
  6. Step 6: Final answer
    x = 10,115.42

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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.