Home / 8,623.50-11,901.72-5,268.25

Finding the Fourth Proportional to 8,623.50, 11,901.72 and 5,268.25

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Solution

The fourth proportional to 8,623.50, 11,901.72 and 5,268.25 is: 7,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.50 : 11,901.72 = 5,268.25 : x
  2. Step 2: Convert to fraction form
    8,623.50/11,901.72 = 5,268.25/x
  3. Step 3: Cross multiply
    8,623.50x = 11,901.72 × 5,268.25
  4. Step 4: Simplify right side
    8,623.50x = 62,701,236.39
  5. Step 5: Solve for x
    x = 62,701,236.39/8,623.50
  6. Step 6: Final answer
    x = 7,270.97

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Double 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.