Home / 10,884.44-15,019.68-6,169.48

Finding the Fourth Proportional to 10,884.44, 15,019.68 and 6,169.48

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Solution

The fourth proportional to 10,884.44, 15,019.68 and 6,169.48 is: 8,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.44 : 15,019.68 = 6,169.48 : x
  2. Step 2: Convert to fraction form
    10,884.44/15,019.68 = 6,169.48/x
  3. Step 3: Cross multiply
    10,884.44x = 15,019.68 × 6,169.48
  4. Step 4: Simplify right side
    10,884.44x = 92,663,615.37
  5. Step 5: Solve for x
    x = 92,663,615.37/10,884.44
  6. Step 6: Final answer
    x = 8,513.40

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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.