Home / 11,207.17-16,813.28-3,416.77

Finding the Fourth Proportional to 11,207.17, 16,813.28 and 3,416.77

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Solution

The fourth proportional to 11,207.17, 16,813.28 and 3,416.77 is: 5,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.17 : 16,813.28 = 3,416.77 : x
  2. Step 2: Convert to fraction form
    11,207.17/16,813.28 = 3,416.77/x
  3. Step 3: Cross multiply
    11,207.17x = 16,813.28 × 3,416.77
  4. Step 4: Simplify right side
    11,207.17x = 57,447,093.62
  5. Step 5: Solve for x
    x = 57,447,093.62/11,207.17
  6. Step 6: Final answer
    x = 5,125.92

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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.