Home / 5,217.22-7,828.38-2,295.16

Finding the Fourth Proportional to 5,217.22, 7,828.38 and 2,295.16

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Solution

The fourth proportional to 5,217.22, 7,828.38 and 2,295.16 is: 3,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.22 : 7,828.38 = 2,295.16 : x
  2. Step 2: Convert to fraction form
    5,217.22/7,828.38 = 2,295.16/x
  3. Step 3: Cross multiply
    5,217.22x = 7,828.38 × 2,295.16
  4. Step 4: Simplify right side
    5,217.22x = 17,967,384.64
  5. Step 5: Solve for x
    x = 17,967,384.64/5,217.22
  6. Step 6: Final answer
    x = 3,443.86

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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.