Home / 8,181.36-12,276.44-3,564.08

Finding the Fourth Proportional to 8,181.36, 12,276.44 and 3,564.08

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Solution

The fourth proportional to 8,181.36, 12,276.44 and 3,564.08 is: 5,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.36 : 12,276.44 = 3,564.08 : x
  2. Step 2: Convert to fraction form
    8,181.36/12,276.44 = 3,564.08/x
  3. Step 3: Cross multiply
    8,181.36x = 12,276.44 × 3,564.08
  4. Step 4: Simplify right side
    8,181.36x = 43,754,214.28
  5. Step 5: Solve for x
    x = 43,754,214.28/8,181.36
  6. Step 6: Final answer
    x = 5,348.04

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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.