Home / 11,581.90-17,372.66-3,684.30

Finding the Fourth Proportional to 11,581.90, 17,372.66 and 3,684.30

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Solution

The fourth proportional to 11,581.90, 17,372.66 and 3,684.30 is: 5,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.90 : 17,372.66 = 3,684.30 : x
  2. Step 2: Convert to fraction form
    11,581.90/17,372.66 = 3,684.30/x
  3. Step 3: Cross multiply
    11,581.90x = 17,372.66 × 3,684.30
  4. Step 4: Simplify right side
    11,581.90x = 64,006,091.24
  5. Step 5: Solve for x
    x = 64,006,091.24/11,581.90
  6. Step 6: Final answer
    x = 5,526.39

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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.