Home / 5,828.47-8,734.92-2,127.22

Finding the Fourth Proportional to 5,828.47, 8,734.92 and 2,127.22

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Solution

The fourth proportional to 5,828.47, 8,734.92 and 2,127.22 is: 3,187.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.47 : 8,734.92 = 2,127.22 : x
  2. Step 2: Convert to fraction form
    5,828.47/8,734.92 = 2,127.22/x
  3. Step 3: Cross multiply
    5,828.47x = 8,734.92 × 2,127.22
  4. Step 4: Simplify right side
    5,828.47x = 18,581,096.52
  5. Step 5: Solve for x
    x = 18,581,096.52/5,828.47
  6. Step 6: Final answer
    x = 3,187.99

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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.