Home / 6,220.09-8,583.73-3,425.59

Finding the Fourth Proportional to 6,220.09, 8,583.73 and 3,425.59

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Solution

The fourth proportional to 6,220.09, 8,583.73 and 3,425.59 is: 4,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.09 : 8,583.73 = 3,425.59 : x
  2. Step 2: Convert to fraction form
    6,220.09/8,583.73 = 3,425.59/x
  3. Step 3: Cross multiply
    6,220.09x = 8,583.73 × 3,425.59
  4. Step 4: Simplify right side
    6,220.09x = 29,404,309.63
  5. Step 5: Solve for x
    x = 29,404,309.63/6,220.09
  6. Step 6: Final answer
    x = 4,727.31

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Half scale
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Double scale
Find fourth proportional to 6,221.09, 8,585.11 and 3,426.59
Similar ratio
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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.