Home / 11,630.78-16,050.30-6,325.48

Finding the Fourth Proportional to 11,630.78, 16,050.30 and 6,325.48

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Solution

The fourth proportional to 11,630.78, 16,050.30 and 6,325.48 is: 8,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.78 : 16,050.30 = 6,325.48 : x
  2. Step 2: Convert to fraction form
    11,630.78/16,050.30 = 6,325.48/x
  3. Step 3: Cross multiply
    11,630.78x = 16,050.30 × 6,325.48
  4. Step 4: Simplify right side
    11,630.78x = 101,525,771.39
  5. Step 5: Solve for x
    x = 101,525,771.39/11,630.78
  6. Step 6: Final answer
    x = 8,729.06

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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.