Home / 11,837.55-16,335.50-6,531.98

Finding the Fourth Proportional to 11,837.55, 16,335.50 and 6,531.98

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Solution

The fourth proportional to 11,837.55, 16,335.50 and 6,531.98 is: 9,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.55 : 16,335.50 = 6,531.98 : x
  2. Step 2: Convert to fraction form
    11,837.55/16,335.50 = 6,531.98/x
  3. Step 3: Cross multiply
    11,837.55x = 16,335.50 × 6,531.98
  4. Step 4: Simplify right side
    11,837.55x = 106,703,167.47
  5. Step 5: Solve for x
    x = 106,703,167.47/11,837.55
  6. Step 6: Final answer
    x = 9,013.96

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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.