Home / 5,721.76-8,579.89-2,433.07

Finding the Fourth Proportional to 5,721.76, 8,579.89 and 2,433.07

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Solution

The fourth proportional to 5,721.76, 8,579.89 and 2,433.07 is: 3,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.76 : 8,579.89 = 2,433.07 : x
  2. Step 2: Convert to fraction form
    5,721.76/8,579.89 = 2,433.07/x
  3. Step 3: Cross multiply
    5,721.76x = 8,579.89 × 2,433.07
  4. Step 4: Simplify right side
    5,721.76x = 20,875,472.96
  5. Step 5: Solve for x
    x = 20,875,472.96/5,721.76
  6. Step 6: Final answer
    x = 3,648.44

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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.