Home / 11,137.86-16,719.08-4,568.63

Finding the Fourth Proportional to 11,137.86, 16,719.08 and 4,568.63

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Solution

The fourth proportional to 11,137.86, 16,719.08 and 4,568.63 is: 6,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.86 : 16,719.08 = 4,568.63 : x
  2. Step 2: Convert to fraction form
    11,137.86/16,719.08 = 4,568.63/x
  3. Step 3: Cross multiply
    11,137.86x = 16,719.08 × 4,568.63
  4. Step 4: Simplify right side
    11,137.86x = 76,383,184.02
  5. Step 5: Solve for x
    x = 76,383,184.02/11,137.86
  6. Step 6: Final answer
    x = 6,857.98

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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.