Home / 3,888.06-5,831.97-1,579.50

Finding the Fourth Proportional to 3,888.06, 5,831.97 and 1,579.50

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Solution

The fourth proportional to 3,888.06, 5,831.97 and 1,579.50 is: 2,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.06 : 5,831.97 = 1,579.50 : x
  2. Step 2: Convert to fraction form
    3,888.06/5,831.97 = 1,579.50/x
  3. Step 3: Cross multiply
    3,888.06x = 5,831.97 × 1,579.50
  4. Step 4: Simplify right side
    3,888.06x = 9,211,596.62
  5. Step 5: Solve for x
    x = 9,211,596.62/3,888.06
  6. Step 6: Final answer
    x = 2,369.20

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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.