Home / 7,537.40-11,287.65-3,841.37

Finding the Fourth Proportional to 7,537.40, 11,287.65 and 3,841.37

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Solution

The fourth proportional to 7,537.40, 11,287.65 and 3,841.37 is: 5,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.40 : 11,287.65 = 3,841.37 : x
  2. Step 2: Convert to fraction form
    7,537.40/11,287.65 = 3,841.37/x
  3. Step 3: Cross multiply
    7,537.40x = 11,287.65 × 3,841.37
  4. Step 4: Simplify right side
    7,537.40x = 43,360,103.87
  5. Step 5: Solve for x
    x = 43,360,103.87/7,537.40
  6. Step 6: Final answer
    x = 5,752.66

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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.