Home / 6,254.50-8,631.61-3,601.85

Finding the Fourth Proportional to 6,254.50, 8,631.61 and 3,601.85

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Solution

The fourth proportional to 6,254.50, 8,631.61 and 3,601.85 is: 4,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.50 : 8,631.61 = 3,601.85 : x
  2. Step 2: Convert to fraction form
    6,254.50/8,631.61 = 3,601.85/x
  3. Step 3: Cross multiply
    6,254.50x = 8,631.61 × 3,601.85
  4. Step 4: Simplify right side
    6,254.50x = 31,089,764.48
  5. Step 5: Solve for x
    x = 31,089,764.48/6,254.50
  6. Step 6: Final answer
    x = 4,970.78

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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.