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Finding the Fourth Proportional to 7,112.56, 10,673.60 and 2,495.56

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Solution

The fourth proportional to 7,112.56, 10,673.60 and 2,495.56 is: 3,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.56 : 10,673.60 = 2,495.56 : x
  2. Step 2: Convert to fraction form
    7,112.56/10,673.60 = 2,495.56/x
  3. Step 3: Cross multiply
    7,112.56x = 10,673.60 × 2,495.56
  4. Step 4: Simplify right side
    7,112.56x = 26,636,609.22
  5. Step 5: Solve for x
    x = 26,636,609.22/7,112.56
  6. Step 6: Final answer
    x = 3,745.01

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1.5x scale

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.