Home / 8,623.22-11,898.60-5,087.13

Finding the Fourth Proportional to 8,623.22, 11,898.60 and 5,087.13

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Solution

The fourth proportional to 8,623.22, 11,898.60 and 5,087.13 is: 7,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.22 : 11,898.60 = 5,087.13 : x
  2. Step 2: Convert to fraction form
    8,623.22/11,898.60 = 5,087.13/x
  3. Step 3: Cross multiply
    8,623.22x = 11,898.60 × 5,087.13
  4. Step 4: Simplify right side
    8,623.22x = 60,529,725.02
  5. Step 5: Solve for x
    x = 60,529,725.02/8,623.22
  6. Step 6: Final answer
    x = 7,019.39

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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.