Home / 7,402.26-11,100.36-3,700.08

Finding the Fourth Proportional to 7,402.26, 11,100.36 and 3,700.08

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Solution

The fourth proportional to 7,402.26, 11,100.36 and 3,700.08 is: 5,548.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.26 : 11,100.36 = 3,700.08 : x
  2. Step 2: Convert to fraction form
    7,402.26/11,100.36 = 3,700.08/x
  3. Step 3: Cross multiply
    7,402.26x = 11,100.36 × 3,700.08
  4. Step 4: Simplify right side
    7,402.26x = 41,072,220.03
  5. Step 5: Solve for x
    x = 41,072,220.03/7,402.26
  6. Step 6: Final answer
    x = 5,548.61

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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.