Home / 10,709.23-16,062.49-3,313.12

Finding the Fourth Proportional to 10,709.23, 16,062.49 and 3,313.12

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Solution

The fourth proportional to 10,709.23, 16,062.49 and 3,313.12 is: 4,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.23 : 16,062.49 = 3,313.12 : x
  2. Step 2: Convert to fraction form
    10,709.23/16,062.49 = 3,313.12/x
  3. Step 3: Cross multiply
    10,709.23x = 16,062.49 × 3,313.12
  4. Step 4: Simplify right side
    10,709.23x = 53,216,956.87
  5. Step 5: Solve for x
    x = 53,216,956.87/10,709.23
  6. Step 6: Final answer
    x = 4,969.26

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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.