Home / 11,788.08-17,682.12-5,613.36

Finding the Fourth Proportional to 11,788.08, 17,682.12 and 5,613.36

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Solution

The fourth proportional to 11,788.08, 17,682.12 and 5,613.36 is: 8,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.08 : 17,682.12 = 5,613.36 : x
  2. Step 2: Convert to fraction form
    11,788.08/17,682.12 = 5,613.36/x
  3. Step 3: Cross multiply
    11,788.08x = 17,682.12 × 5,613.36
  4. Step 4: Simplify right side
    11,788.08x = 99,256,105.12
  5. Step 5: Solve for x
    x = 99,256,105.12/11,788.08
  6. Step 6: Final answer
    x = 8,420.04

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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.