Home / 11,742.48-17,615.94-6,190.58

Finding the Fourth Proportional to 11,742.48, 17,615.94 and 6,190.58

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Solution

The fourth proportional to 11,742.48, 17,615.94 and 6,190.58 is: 9,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.48 : 17,615.94 = 6,190.58 : x
  2. Step 2: Convert to fraction form
    11,742.48/17,615.94 = 6,190.58/x
  3. Step 3: Cross multiply
    11,742.48x = 17,615.94 × 6,190.58
  4. Step 4: Simplify right side
    11,742.48x = 109,052,851.11
  5. Step 5: Solve for x
    x = 109,052,851.11/11,742.48
  6. Step 6: Final answer
    x = 9,287.04

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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.