Home / 7,537.05-11,312.55-3,842.03

Finding the Fourth Proportional to 7,537.05, 11,312.55 and 3,842.03

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Solution

The fourth proportional to 7,537.05, 11,312.55 and 3,842.03 is: 5,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.05 : 11,312.55 = 3,842.03 : x
  2. Step 2: Convert to fraction form
    7,537.05/11,312.55 = 3,842.03/x
  3. Step 3: Cross multiply
    7,537.05x = 11,312.55 × 3,842.03
  4. Step 4: Simplify right side
    7,537.05x = 43,463,156.48
  5. Step 5: Solve for x
    x = 43,463,156.48/7,537.05
  6. Step 6: Final answer
    x = 5,766.60

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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.