Home / 11,039.67-15,237.12-6,794.34

Finding the Fourth Proportional to 11,039.67, 15,237.12 and 6,794.34

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Solution

The fourth proportional to 11,039.67, 15,237.12 and 6,794.34 is: 9,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.67 : 15,237.12 = 6,794.34 : x
  2. Step 2: Convert to fraction form
    11,039.67/15,237.12 = 6,794.34/x
  3. Step 3: Cross multiply
    11,039.67x = 15,237.12 × 6,794.34
  4. Step 4: Simplify right side
    11,039.67x = 103,526,173.90
  5. Step 5: Solve for x
    x = 103,526,173.90/11,039.67
  6. Step 6: Final answer
    x = 9,377.65

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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.