Home / 11,154.20-16,732.05-3,256.77

Finding the Fourth Proportional to 11,154.20, 16,732.05 and 3,256.77

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Solution

The fourth proportional to 11,154.20, 16,732.05 and 3,256.77 is: 4,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.20 : 16,732.05 = 3,256.77 : x
  2. Step 2: Convert to fraction form
    11,154.20/16,732.05 = 3,256.77/x
  3. Step 3: Cross multiply
    11,154.20x = 16,732.05 × 3,256.77
  4. Step 4: Simplify right side
    11,154.20x = 54,492,450.69
  5. Step 5: Solve for x
    x = 54,492,450.69/11,154.20
  6. Step 6: Final answer
    x = 4,885.38

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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.