Home / 4,674.28-6,448.26-3,103.96

Finding the Fourth Proportional to 4,674.28, 6,448.26 and 3,103.96

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Solution

The fourth proportional to 4,674.28, 6,448.26 and 3,103.96 is: 4,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.28 : 6,448.26 = 3,103.96 : x
  2. Step 2: Convert to fraction form
    4,674.28/6,448.26 = 3,103.96/x
  3. Step 3: Cross multiply
    4,674.28x = 6,448.26 × 3,103.96
  4. Step 4: Simplify right side
    4,674.28x = 20,015,141.11
  5. Step 5: Solve for x
    x = 20,015,141.11/4,674.28
  6. Step 6: Final answer
    x = 4,281.97

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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.