Home / 6,239.70-8,610.71-3,407.33

Finding the Fourth Proportional to 6,239.70, 8,610.71 and 3,407.33

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Solution

The fourth proportional to 6,239.70, 8,610.71 and 3,407.33 is: 4,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.70 : 8,610.71 = 3,407.33 : x
  2. Step 2: Convert to fraction form
    6,239.70/8,610.71 = 3,407.33/x
  3. Step 3: Cross multiply
    6,239.70x = 8,610.71 × 3,407.33
  4. Step 4: Simplify right side
    6,239.70x = 29,339,534.99
  5. Step 5: Solve for x
    x = 29,339,534.99/6,239.70
  6. Step 6: Final answer
    x = 4,702.07

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Half scale
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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.