Home / 11,292.45-16,949.07-5,749.75

Finding the Fourth Proportional to 11,292.45, 16,949.07 and 5,749.75

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Solution

The fourth proportional to 11,292.45, 16,949.07 and 5,749.75 is: 8,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.45 : 16,949.07 = 5,749.75 : x
  2. Step 2: Convert to fraction form
    11,292.45/16,949.07 = 5,749.75/x
  3. Step 3: Cross multiply
    11,292.45x = 16,949.07 × 5,749.75
  4. Step 4: Simplify right side
    11,292.45x = 97,452,886.48
  5. Step 5: Solve for x
    x = 97,452,886.48/11,292.45
  6. Step 6: Final answer
    x = 8,629.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.