Home / 4,378.52-6,563.84-1,747.86

Finding the Fourth Proportional to 4,378.52, 6,563.84 and 1,747.86

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Solution

The fourth proportional to 4,378.52, 6,563.84 and 1,747.86 is: 2,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.52 : 6,563.84 = 1,747.86 : x
  2. Step 2: Convert to fraction form
    4,378.52/6,563.84 = 1,747.86/x
  3. Step 3: Cross multiply
    4,378.52x = 6,563.84 × 1,747.86
  4. Step 4: Simplify right side
    4,378.52x = 11,472,673.38
  5. Step 5: Solve for x
    x = 11,472,673.38/4,378.52
  6. Step 6: Final answer
    x = 2,620.22

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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.