Home / 11,608.48-17,412.72-6,685.60

Finding the Fourth Proportional to 11,608.48, 17,412.72 and 6,685.60

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Solution

The fourth proportional to 11,608.48, 17,412.72 and 6,685.60 is: 10,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.48 : 17,412.72 = 6,685.60 : x
  2. Step 2: Convert to fraction form
    11,608.48/17,412.72 = 6,685.60/x
  3. Step 3: Cross multiply
    11,608.48x = 17,412.72 × 6,685.60
  4. Step 4: Simplify right side
    11,608.48x = 116,414,480.83
  5. Step 5: Solve for x
    x = 116,414,480.83/11,608.48
  6. Step 6: Final answer
    x = 10,028.40

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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.