Home / 3,941.19-5,911.72-1,019.48

Finding the Fourth Proportional to 3,941.19, 5,911.72 and 1,019.48

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Solution

The fourth proportional to 3,941.19, 5,911.72 and 1,019.48 is: 1,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.19 : 5,911.72 = 1,019.48 : x
  2. Step 2: Convert to fraction form
    3,941.19/5,911.72 = 1,019.48/x
  3. Step 3: Cross multiply
    3,941.19x = 5,911.72 × 1,019.48
  4. Step 4: Simplify right side
    3,941.19x = 6,026,848.20
  5. Step 5: Solve for x
    x = 6,026,848.20/3,941.19
  6. Step 6: Final answer
    x = 1,529.20

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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.