Home / 10,402.12-15,600.37-4,850.04

Finding the Fourth Proportional to 10,402.12, 15,600.37 and 4,850.04

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Solution

The fourth proportional to 10,402.12, 15,600.37 and 4,850.04 is: 7,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402.12 : 15,600.37 = 4,850.04 : x
  2. Step 2: Convert to fraction form
    10,402.12/15,600.37 = 4,850.04/x
  3. Step 3: Cross multiply
    10,402.12x = 15,600.37 × 4,850.04
  4. Step 4: Simplify right side
    10,402.12x = 75,662,418.51
  5. Step 5: Solve for x
    x = 75,662,418.51/10,402.12
  6. Step 6: Final answer
    x = 7,273.75

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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.