Home / 11,256.72-16,883.64-4,333.20

Finding the Fourth Proportional to 11,256.72, 16,883.64 and 4,333.20

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Solution

The fourth proportional to 11,256.72, 16,883.64 and 4,333.20 is: 6,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.72 : 16,883.64 = 4,333.20 : x
  2. Step 2: Convert to fraction form
    11,256.72/16,883.64 = 4,333.20/x
  3. Step 3: Cross multiply
    11,256.72x = 16,883.64 × 4,333.20
  4. Step 4: Simplify right side
    11,256.72x = 73,160,188.85
  5. Step 5: Solve for x
    x = 73,160,188.85/11,256.72
  6. Step 6: Final answer
    x = 6,499.25

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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.