Home / 5,180.24-7,148.28-2,941.36

Finding the Fourth Proportional to 5,180.24, 7,148.28 and 2,941.36

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Solution

The fourth proportional to 5,180.24, 7,148.28 and 2,941.36 is: 4,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.24 : 7,148.28 = 2,941.36 : x
  2. Step 2: Convert to fraction form
    5,180.24/7,148.28 = 2,941.36/x
  3. Step 3: Cross multiply
    5,180.24x = 7,148.28 × 2,941.36
  4. Step 4: Simplify right side
    5,180.24x = 21,025,664.86
  5. Step 5: Solve for x
    x = 21,025,664.86/5,180.24
  6. Step 6: Final answer
    x = 4,058.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.