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Finding the Fourth Proportional to 11,610.04, 17,417.22 and 3,819.16

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Solution

The fourth proportional to 11,610.04, 17,417.22 and 3,819.16 is: 5,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610.04 : 17,417.22 = 3,819.16 : x
  2. Step 2: Convert to fraction form
    11,610.04/17,417.22 = 3,819.16/x
  3. Step 3: Cross multiply
    11,610.04x = 17,417.22 × 3,819.16
  4. Step 4: Simplify right side
    11,610.04x = 66,519,149.94
  5. Step 5: Solve for x
    x = 66,519,149.94/11,610.04
  6. Step 6: Final answer
    x = 5,729.45

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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.