Home / 8,623.50-11,900.44-4,897.50

Finding the Fourth Proportional to 8,623.50, 11,900.44 and 4,897.50

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Solution

The fourth proportional to 8,623.50, 11,900.44 and 4,897.50 is: 6,758.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.50 : 11,900.44 = 4,897.50 : x
  2. Step 2: Convert to fraction form
    8,623.50/11,900.44 = 4,897.50/x
  3. Step 3: Cross multiply
    8,623.50x = 11,900.44 × 4,897.50
  4. Step 4: Simplify right side
    8,623.50x = 58,282,404.90
  5. Step 5: Solve for x
    x = 58,282,404.90/8,623.50
  6. Step 6: Final answer
    x = 6,758.56

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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.