Home / 10,362.57-15,543.77-2,571.38

Finding the Fourth Proportional to 10,362.57, 15,543.77 and 2,571.38

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Solution

The fourth proportional to 10,362.57, 15,543.77 and 2,571.38 is: 3,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.57 : 15,543.77 = 2,571.38 : x
  2. Step 2: Convert to fraction form
    10,362.57/15,543.77 = 2,571.38/x
  3. Step 3: Cross multiply
    10,362.57x = 15,543.77 × 2,571.38
  4. Step 4: Simplify right side
    10,362.57x = 39,968,848.73
  5. Step 5: Solve for x
    x = 39,968,848.73/10,362.57
  6. Step 6: Final answer
    x = 3,857.04

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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.