Home / 3,225.11-4,838-1,376.42

Finding the Fourth Proportional to 3,225.11, 4,838 and 1,376.42

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Solution

The fourth proportional to 3,225.11, 4,838 and 1,376.42 is: 2,064.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.11 : 4,838 = 1,376.42 : x
  2. Step 2: Convert to fraction form
    3,225.11/4,838 = 1,376.42/x
  3. Step 3: Cross multiply
    3,225.11x = 4,838 × 1,376.42
  4. Step 4: Simplify right side
    3,225.11x = 6,659,119.96
  5. Step 5: Solve for x
    x = 6,659,119.96/3,225.11
  6. Step 6: Final answer
    x = 2,064.77

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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.