Home / 11,057.36-16,582.60-3,660.16

Finding the Fourth Proportional to 11,057.36, 16,582.60 and 3,660.16

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Solution

The fourth proportional to 11,057.36, 16,582.60 and 3,660.16 is: 5,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,057.36 : 16,582.60 = 3,660.16 : x
  2. Step 2: Convert to fraction form
    11,057.36/16,582.60 = 3,660.16/x
  3. Step 3: Cross multiply
    11,057.36x = 16,582.60 × 3,660.16
  4. Step 4: Simplify right side
    11,057.36x = 60,694,969.22
  5. Step 5: Solve for x
    x = 60,694,969.22/11,057.36
  6. Step 6: Final answer
    x = 5,489.10

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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.