Home / 4,520.87-6,782.34-1,747.57

Finding the Fourth Proportional to 4,520.87, 6,782.34 and 1,747.57

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Solution

The fourth proportional to 4,520.87, 6,782.34 and 1,747.57 is: 2,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.87 : 6,782.34 = 1,747.57 : x
  2. Step 2: Convert to fraction form
    4,520.87/6,782.34 = 1,747.57/x
  3. Step 3: Cross multiply
    4,520.87x = 6,782.34 × 1,747.57
  4. Step 4: Simplify right side
    4,520.87x = 11,852,580.00
  5. Step 5: Solve for x
    x = 11,852,580.00/4,520.87
  6. Step 6: Final answer
    x = 2,621.75

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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.