Home / 3,959.44-5,941.24-2,319.20

Finding the Fourth Proportional to 3,959.44, 5,941.24 and 2,319.20

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Solution

The fourth proportional to 3,959.44, 5,941.24 and 2,319.20 is: 3,480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.44 : 5,941.24 = 2,319.20 : x
  2. Step 2: Convert to fraction form
    3,959.44/5,941.24 = 2,319.20/x
  3. Step 3: Cross multiply
    3,959.44x = 5,941.24 × 2,319.20
  4. Step 4: Simplify right side
    3,959.44x = 13,778,923.81
  5. Step 5: Solve for x
    x = 13,778,923.81/3,959.44
  6. Step 6: Final answer
    x = 3,480.02

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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.