Home / 4,215.29-6,325.20-1,584.59

Finding the Fourth Proportional to 4,215.29, 6,325.20 and 1,584.59

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Solution

The fourth proportional to 4,215.29, 6,325.20 and 1,584.59 is: 2,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.29 : 6,325.20 = 1,584.59 : x
  2. Step 2: Convert to fraction form
    4,215.29/6,325.20 = 1,584.59/x
  3. Step 3: Cross multiply
    4,215.29x = 6,325.20 × 1,584.59
  4. Step 4: Simplify right side
    4,215.29x = 10,022,817.04
  5. Step 5: Solve for x
    x = 10,022,817.04/4,215.29
  6. Step 6: Final answer
    x = 2,377.73

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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.