Home / 6,262.87-8,638.60-4,027.57

Finding the Fourth Proportional to 6,262.87, 8,638.60 and 4,027.57

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Solution

The fourth proportional to 6,262.87, 8,638.60 and 4,027.57 is: 5,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.87 : 8,638.60 = 4,027.57 : x
  2. Step 2: Convert to fraction form
    6,262.87/8,638.60 = 4,027.57/x
  3. Step 3: Cross multiply
    6,262.87x = 8,638.60 × 4,027.57
  4. Step 4: Simplify right side
    6,262.87x = 34,792,566.20
  5. Step 5: Solve for x
    x = 34,792,566.20/6,262.87
  6. Step 6: Final answer
    x = 5,555.38

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1.5x scale

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.