Home / 5,835.50-8,050.21-3,947.74

Finding the Fourth Proportional to 5,835.50, 8,050.21 and 3,947.74

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Solution

The fourth proportional to 5,835.50, 8,050.21 and 3,947.74 is: 5,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835.50 : 8,050.21 = 3,947.74 : x
  2. Step 2: Convert to fraction form
    5,835.50/8,050.21 = 3,947.74/x
  3. Step 3: Cross multiply
    5,835.50x = 8,050.21 × 3,947.74
  4. Step 4: Simplify right side
    5,835.50x = 31,780,136.03
  5. Step 5: Solve for x
    x = 31,780,136.03/5,835.50
  6. Step 6: Final answer
    x = 5,446.00

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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.