Home / 7,436.07-11,139.71-5,090.49

Finding the Fourth Proportional to 7,436.07, 11,139.71 and 5,090.49

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Solution

The fourth proportional to 7,436.07, 11,139.71 and 5,090.49 is: 7,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.07 : 11,139.71 = 5,090.49 : x
  2. Step 2: Convert to fraction form
    7,436.07/11,139.71 = 5,090.49/x
  3. Step 3: Cross multiply
    7,436.07x = 11,139.71 × 5,090.49
  4. Step 4: Simplify right side
    7,436.07x = 56,706,556.91
  5. Step 5: Solve for x
    x = 56,706,556.91/7,436.07
  6. Step 6: Final answer
    x = 7,625.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.