Home / 11,065.36-16,588.32-4,144.72

Finding the Fourth Proportional to 11,065.36, 16,588.32 and 4,144.72

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Solution

The fourth proportional to 11,065.36, 16,588.32 and 4,144.72 is: 6,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.36 : 16,588.32 = 4,144.72 : x
  2. Step 2: Convert to fraction form
    11,065.36/16,588.32 = 4,144.72/x
  3. Step 3: Cross multiply
    11,065.36x = 16,588.32 × 4,144.72
  4. Step 4: Simplify right side
    11,065.36x = 68,753,941.67
  5. Step 5: Solve for x
    x = 68,753,941.67/11,065.36
  6. Step 6: Final answer
    x = 6,213.44

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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.