Home / 11,900.90-16,423.28-6,595.80

Finding the Fourth Proportional to 11,900.90, 16,423.28 and 6,595.80

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Solution

The fourth proportional to 11,900.90, 16,423.28 and 6,595.80 is: 9,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.90 : 16,423.28 = 6,595.80 : x
  2. Step 2: Convert to fraction form
    11,900.90/16,423.28 = 6,595.80/x
  3. Step 3: Cross multiply
    11,900.90x = 16,423.28 × 6,595.80
  4. Step 4: Simplify right side
    11,900.90x = 108,324,670.22
  5. Step 5: Solve for x
    x = 108,324,670.22/11,900.90
  6. Step 6: Final answer
    x = 9,102.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.