Home / 6,161.06-8,509.36-4,489.94

Finding the Fourth Proportional to 6,161.06, 8,509.36 and 4,489.94

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Solution

The fourth proportional to 6,161.06, 8,509.36 and 4,489.94 is: 6,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.06 : 8,509.36 = 4,489.94 : x
  2. Step 2: Convert to fraction form
    6,161.06/8,509.36 = 4,489.94/x
  3. Step 3: Cross multiply
    6,161.06x = 8,509.36 × 4,489.94
  4. Step 4: Simplify right side
    6,161.06x = 38,206,515.84
  5. Step 5: Solve for x
    x = 38,206,515.84/6,161.06
  6. Step 6: Final answer
    x = 6,201.29

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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.