Home / 6,239.25-8,610.21-3,755.25

Finding the Fourth Proportional to 6,239.25, 8,610.21 and 3,755.25

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Solution

The fourth proportional to 6,239.25, 8,610.21 and 3,755.25 is: 5,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.25 : 8,610.21 = 3,755.25 : x
  2. Step 2: Convert to fraction form
    6,239.25/8,610.21 = 3,755.25/x
  3. Step 3: Cross multiply
    6,239.25x = 8,610.21 × 3,755.25
  4. Step 4: Simplify right side
    6,239.25x = 32,333,491.10
  5. Step 5: Solve for x
    x = 32,333,491.10/6,239.25
  6. Step 6: Final answer
    x = 5,182.27

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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.