Home / 10,441.99-15,662.41-3,421.11

Finding the Fourth Proportional to 10,441.99, 15,662.41 and 3,421.11

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Solution

The fourth proportional to 10,441.99, 15,662.41 and 3,421.11 is: 5,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.99 : 15,662.41 = 3,421.11 : x
  2. Step 2: Convert to fraction form
    10,441.99/15,662.41 = 3,421.11/x
  3. Step 3: Cross multiply
    10,441.99x = 15,662.41 × 3,421.11
  4. Step 4: Simplify right side
    10,441.99x = 53,582,827.48
  5. Step 5: Solve for x
    x = 53,582,827.48/10,441.99
  6. Step 6: Final answer
    x = 5,131.48

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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.