Home / 7,495.67-11,241.46-2,815.32

Finding the Fourth Proportional to 7,495.67, 11,241.46 and 2,815.32

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Solution

The fourth proportional to 7,495.67, 11,241.46 and 2,815.32 is: 4,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.67 : 11,241.46 = 2,815.32 : x
  2. Step 2: Convert to fraction form
    7,495.67/11,241.46 = 2,815.32/x
  3. Step 3: Cross multiply
    7,495.67x = 11,241.46 × 2,815.32
  4. Step 4: Simplify right side
    7,495.67x = 31,648,293.09
  5. Step 5: Solve for x
    x = 31,648,293.09/7,495.67
  6. Step 6: Final answer
    x = 4,222.21

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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.