Home / 5,928.45-8,180.85-3,541.11

Finding the Fourth Proportional to 5,928.45, 8,180.85 and 3,541.11

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Solution

The fourth proportional to 5,928.45, 8,180.85 and 3,541.11 is: 4,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.45 : 8,180.85 = 3,541.11 : x
  2. Step 2: Convert to fraction form
    5,928.45/8,180.85 = 3,541.11/x
  3. Step 3: Cross multiply
    5,928.45x = 8,180.85 × 3,541.11
  4. Step 4: Simplify right side
    5,928.45x = 28,969,289.74
  5. Step 5: Solve for x
    x = 28,969,289.74/5,928.45
  6. Step 6: Final answer
    x = 4,886.49

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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.