Home / 3,428.28-4,750.92-3,362.64

Finding the Fourth Proportional to 3,428.28, 4,750.92 and 3,362.64

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Solution

The fourth proportional to 3,428.28, 4,750.92 and 3,362.64 is: 4,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.28 : 4,750.92 = 3,362.64 : x
  2. Step 2: Convert to fraction form
    3,428.28/4,750.92 = 3,362.64/x
  3. Step 3: Cross multiply
    3,428.28x = 4,750.92 × 3,362.64
  4. Step 4: Simplify right side
    3,428.28x = 15,975,633.63
  5. Step 5: Solve for x
    x = 15,975,633.63/3,428.28
  6. Step 6: Final answer
    x = 4,659.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.