Home / 11,597.07-15,999.57-8,579.40

Finding the Fourth Proportional to 11,597.07, 15,999.57 and 8,579.40

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Solution

The fourth proportional to 11,597.07, 15,999.57 and 8,579.40 is: 11,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,597.07 : 15,999.57 = 8,579.40 : x
  2. Step 2: Convert to fraction form
    11,597.07/15,999.57 = 8,579.40/x
  3. Step 3: Cross multiply
    11,597.07x = 15,999.57 × 8,579.40
  4. Step 4: Simplify right side
    11,597.07x = 137,266,710.86
  5. Step 5: Solve for x
    x = 137,266,710.86/11,597.07
  6. Step 6: Final answer
    x = 11,836.33

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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.