Home / 11,631.64-16,051.55-6,326.50

Finding the Fourth Proportional to 11,631.64, 16,051.55 and 6,326.50

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Solution

The fourth proportional to 11,631.64, 16,051.55 and 6,326.50 is: 8,730.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.64 : 16,051.55 = 6,326.50 : x
  2. Step 2: Convert to fraction form
    11,631.64/16,051.55 = 6,326.50/x
  3. Step 3: Cross multiply
    11,631.64x = 16,051.55 × 6,326.50
  4. Step 4: Simplify right side
    11,631.64x = 101,550,131.08
  5. Step 5: Solve for x
    x = 101,550,131.08/11,631.64
  6. Step 6: Final answer
    x = 8,730.51

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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.