Home / 8,090.16-11,164.78-4,553.60

Finding the Fourth Proportional to 8,090.16, 11,164.78 and 4,553.60

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Solution

The fourth proportional to 8,090.16, 11,164.78 and 4,553.60 is: 6,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.16 : 11,164.78 = 4,553.60 : x
  2. Step 2: Convert to fraction form
    8,090.16/11,164.78 = 4,553.60/x
  3. Step 3: Cross multiply
    8,090.16x = 11,164.78 × 4,553.60
  4. Step 4: Simplify right side
    8,090.16x = 50,839,942.21
  5. Step 5: Solve for x
    x = 50,839,942.21/8,090.16
  6. Step 6: Final answer
    x = 6,284.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.