Home / 5,003.25-7,506.09-1,540.50

Finding the Fourth Proportional to 5,003.25, 7,506.09 and 1,540.50

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Solution

The fourth proportional to 5,003.25, 7,506.09 and 1,540.50 is: 2,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.25 : 7,506.09 = 1,540.50 : x
  2. Step 2: Convert to fraction form
    5,003.25/7,506.09 = 1,540.50/x
  3. Step 3: Cross multiply
    5,003.25x = 7,506.09 × 1,540.50
  4. Step 4: Simplify right side
    5,003.25x = 11,563,131.65
  5. Step 5: Solve for x
    x = 11,563,131.65/5,003.25
  6. Step 6: Final answer
    x = 2,311.12

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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.