Home / 11,196.65-15,452.61-6,161.28

Finding the Fourth Proportional to 11,196.65, 15,452.61 and 6,161.28

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Solution

The fourth proportional to 11,196.65, 15,452.61 and 6,161.28 is: 8,503.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.65 : 15,452.61 = 6,161.28 : x
  2. Step 2: Convert to fraction form
    11,196.65/15,452.61 = 6,161.28/x
  3. Step 3: Cross multiply
    11,196.65x = 15,452.61 × 6,161.28
  4. Step 4: Simplify right side
    11,196.65x = 95,207,856.94
  5. Step 5: Solve for x
    x = 95,207,856.94/11,196.65
  6. Step 6: Final answer
    x = 8,503.25

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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.