Home / 5,029.31-7,529.97-2,558.81

Finding the Fourth Proportional to 5,029.31, 7,529.97 and 2,558.81

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Solution

The fourth proportional to 5,029.31, 7,529.97 and 2,558.81 is: 3,831.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.31 : 7,529.97 = 2,558.81 : x
  2. Step 2: Convert to fraction form
    5,029.31/7,529.97 = 2,558.81/x
  3. Step 3: Cross multiply
    5,029.31x = 7,529.97 × 2,558.81
  4. Step 4: Simplify right side
    5,029.31x = 19,267,762.54
  5. Step 5: Solve for x
    x = 19,267,762.54/5,029.31
  6. Step 6: Final answer
    x = 3,831.09

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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.