Home / 10,003.86-15,000.75-3,338.01

Finding the Fourth Proportional to 10,003.86, 15,000.75 and 3,338.01

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Solution

The fourth proportional to 10,003.86, 15,000.75 and 3,338.01 is: 5,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003.86 : 15,000.75 = 3,338.01 : x
  2. Step 2: Convert to fraction form
    10,003.86/15,000.75 = 3,338.01/x
  3. Step 3: Cross multiply
    10,003.86x = 15,000.75 × 3,338.01
  4. Step 4: Simplify right side
    10,003.86x = 50,072,653.51
  5. Step 5: Solve for x
    x = 50,072,653.51/10,003.86
  6. Step 6: Final answer
    x = 5,005.33

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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.