Home / 3,527.28-5,317.43-3,289.46

Finding the Fourth Proportional to 3,527.28, 5,317.43 and 3,289.46

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Solution

The fourth proportional to 3,527.28, 5,317.43 and 3,289.46 is: 4,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.28 : 5,317.43 = 3,289.46 : x
  2. Step 2: Convert to fraction form
    3,527.28/5,317.43 = 3,289.46/x
  3. Step 3: Cross multiply
    3,527.28x = 5,317.43 × 3,289.46
  4. Step 4: Simplify right side
    3,527.28x = 17,491,430.25
  5. Step 5: Solve for x
    x = 17,491,430.25/3,527.28
  6. Step 6: Final answer
    x = 4,958.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.