Home / 8,049.78-11,106.72-4,512.11

Finding the Fourth Proportional to 8,049.78, 11,106.72 and 4,512.11

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Solution

The fourth proportional to 8,049.78, 11,106.72 and 4,512.11 is: 6,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.78 : 11,106.72 = 4,512.11 : x
  2. Step 2: Convert to fraction form
    8,049.78/11,106.72 = 4,512.11/x
  3. Step 3: Cross multiply
    8,049.78x = 11,106.72 × 4,512.11
  4. Step 4: Simplify right side
    8,049.78x = 50,114,686.85
  5. Step 5: Solve for x
    x = 50,114,686.85/8,049.78
  6. Step 6: Final answer
    x = 6,225.60

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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.