Home / 10,709.01-16,065.79-3,313.31

Finding the Fourth Proportional to 10,709.01, 16,065.79 and 3,313.31

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Solution

The fourth proportional to 10,709.01, 16,065.79 and 3,313.31 is: 4,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.01 : 16,065.79 = 3,313.31 : x
  2. Step 2: Convert to fraction form
    10,709.01/16,065.79 = 3,313.31/x
  3. Step 3: Cross multiply
    10,709.01x = 16,065.79 × 3,313.31
  4. Step 4: Simplify right side
    10,709.01x = 53,230,872.69
  5. Step 5: Solve for x
    x = 53,230,872.69/10,709.01
  6. Step 6: Final answer
    x = 4,970.66

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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.