Home / 6,122.56-8,450.05-3,733.91

Finding the Fourth Proportional to 6,122.56, 8,450.05 and 3,733.91

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Solution

The fourth proportional to 6,122.56, 8,450.05 and 3,733.91 is: 5,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.56 : 8,450.05 = 3,733.91 : x
  2. Step 2: Convert to fraction form
    6,122.56/8,450.05 = 3,733.91/x
  3. Step 3: Cross multiply
    6,122.56x = 8,450.05 × 3,733.91
  4. Step 4: Simplify right side
    6,122.56x = 31,551,772.81
  5. Step 5: Solve for x
    x = 31,551,772.81/6,122.56
  6. Step 6: Final answer
    x = 5,153.37

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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.