Home / 5,928.45-8,181.36-3,275.79

Finding the Fourth Proportional to 5,928.45, 8,181.36 and 3,275.79

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Solution

The fourth proportional to 5,928.45, 8,181.36 and 3,275.79 is: 4,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.45 : 8,181.36 = 3,275.79 : x
  2. Step 2: Convert to fraction form
    5,928.45/8,181.36 = 3,275.79/x
  3. Step 3: Cross multiply
    5,928.45x = 8,181.36 × 3,275.79
  4. Step 4: Simplify right side
    5,928.45x = 26,800,417.27
  5. Step 5: Solve for x
    x = 26,800,417.27/5,928.45
  6. Step 6: Final answer
    x = 4,520.64

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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.