Home / 7,343.07-11,013.21-3,394.16

Finding the Fourth Proportional to 7,343.07, 11,013.21 and 3,394.16

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Solution

The fourth proportional to 7,343.07, 11,013.21 and 3,394.16 is: 5,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.07 : 11,013.21 = 3,394.16 : x
  2. Step 2: Convert to fraction form
    7,343.07/11,013.21 = 3,394.16/x
  3. Step 3: Cross multiply
    7,343.07x = 11,013.21 × 3,394.16
  4. Step 4: Simplify right side
    7,343.07x = 37,380,541.79
  5. Step 5: Solve for x
    x = 37,380,541.79/7,343.07
  6. Step 6: Final answer
    x = 5,090.59

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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.