Home / 3,864.28-5,796.77-1,090.99

Finding the Fourth Proportional to 3,864.28, 5,796.77 and 1,090.99

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Solution

The fourth proportional to 3,864.28, 5,796.77 and 1,090.99 is: 1,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.28 : 5,796.77 = 1,090.99 : x
  2. Step 2: Convert to fraction form
    3,864.28/5,796.77 = 1,090.99/x
  3. Step 3: Cross multiply
    3,864.28x = 5,796.77 × 1,090.99
  4. Step 4: Simplify right side
    3,864.28x = 6,324,218.10
  5. Step 5: Solve for x
    x = 6,324,218.10/3,864.28
  6. Step 6: Final answer
    x = 1,636.58

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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.