Home / 5,090.28-7,629.96-3,334.62

Finding the Fourth Proportional to 5,090.28, 7,629.96 and 3,334.62

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Solution

The fourth proportional to 5,090.28, 7,629.96 and 3,334.62 is: 4,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.28 : 7,629.96 = 3,334.62 : x
  2. Step 2: Convert to fraction form
    5,090.28/7,629.96 = 3,334.62/x
  3. Step 3: Cross multiply
    5,090.28x = 7,629.96 × 3,334.62
  4. Step 4: Simplify right side
    5,090.28x = 25,443,017.22
  5. Step 5: Solve for x
    x = 25,443,017.22/5,090.28
  6. Step 6: Final answer
    x = 4,998.35

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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.