Home / 11,868.63-16,377.28-6,562.72

Finding the Fourth Proportional to 11,868.63, 16,377.28 and 6,562.72

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Solution

The fourth proportional to 11,868.63, 16,377.28 and 6,562.72 is: 9,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.63 : 16,377.28 = 6,562.72 : x
  2. Step 2: Convert to fraction form
    11,868.63/16,377.28 = 6,562.72/x
  3. Step 3: Cross multiply
    11,868.63x = 16,377.28 × 6,562.72
  4. Step 4: Simplify right side
    11,868.63x = 107,479,503.00
  5. Step 5: Solve for x
    x = 107,479,503.00/11,868.63
  6. Step 6: Final answer
    x = 9,055.76

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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.