Home / 11,837.15-16,334.88-6,531.97

Finding the Fourth Proportional to 11,837.15, 16,334.88 and 6,531.97

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Solution

The fourth proportional to 11,837.15, 16,334.88 and 6,531.97 is: 9,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.15 : 16,334.88 = 6,531.97 : x
  2. Step 2: Convert to fraction form
    11,837.15/16,334.88 = 6,531.97/x
  3. Step 3: Cross multiply
    11,837.15x = 16,334.88 × 6,531.97
  4. Step 4: Simplify right side
    11,837.15x = 106,698,913.45
  5. Step 5: Solve for x
    x = 106,698,913.45/11,837.15
  6. Step 6: Final answer
    x = 9,013.90

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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.