Home / 10,569.25-15,849.10-3,172.26

Finding the Fourth Proportional to 10,569.25, 15,849.10 and 3,172.26

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Solution

The fourth proportional to 10,569.25, 15,849.10 and 3,172.26 is: 4,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569.25 : 15,849.10 = 3,172.26 : x
  2. Step 2: Convert to fraction form
    10,569.25/15,849.10 = 3,172.26/x
  3. Step 3: Cross multiply
    10,569.25x = 15,849.10 × 3,172.26
  4. Step 4: Simplify right side
    10,569.25x = 50,277,529.37
  5. Step 5: Solve for x
    x = 50,277,529.37/10,569.25
  6. Step 6: Final answer
    x = 4,756.96

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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.