Home / 7,214.47-10,822.92-2,285.48

Finding the Fourth Proportional to 7,214.47, 10,822.92 and 2,285.48

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Solution

The fourth proportional to 7,214.47, 10,822.92 and 2,285.48 is: 3,428.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.47 : 10,822.92 = 2,285.48 : x
  2. Step 2: Convert to fraction form
    7,214.47/10,822.92 = 2,285.48/x
  3. Step 3: Cross multiply
    7,214.47x = 10,822.92 × 2,285.48
  4. Step 4: Simplify right side
    7,214.47x = 24,735,555.77
  5. Step 5: Solve for x
    x = 24,735,555.77/7,214.47
  6. Step 6: Final answer
    x = 3,428.61

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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.