Home / 7,631.22-11,446.83-2,437.50

Finding the Fourth Proportional to 7,631.22, 11,446.83 and 2,437.50

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Solution

The fourth proportional to 7,631.22, 11,446.83 and 2,437.50 is: 3,656.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.22 : 11,446.83 = 2,437.50 : x
  2. Step 2: Convert to fraction form
    7,631.22/11,446.83 = 2,437.50/x
  3. Step 3: Cross multiply
    7,631.22x = 11,446.83 × 2,437.50
  4. Step 4: Simplify right side
    7,631.22x = 27,901,648.13
  5. Step 5: Solve for x
    x = 27,901,648.13/7,631.22
  6. Step 6: Final answer
    x = 3,656.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.