Home / 4,412.55-6,617.19-1,815.69

Finding the Fourth Proportional to 4,412.55, 6,617.19 and 1,815.69

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Solution

The fourth proportional to 4,412.55, 6,617.19 and 1,815.69 is: 2,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.55 : 6,617.19 = 1,815.69 : x
  2. Step 2: Convert to fraction form
    4,412.55/6,617.19 = 1,815.69/x
  3. Step 3: Cross multiply
    4,412.55x = 6,617.19 × 1,815.69
  4. Step 4: Simplify right side
    4,412.55x = 12,014,732.63
  5. Step 5: Solve for x
    x = 12,014,732.63/4,412.55
  6. Step 6: Final answer
    x = 2,722.86

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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.