Home / 7,465.96-11,192.76-2,783.38

Finding the Fourth Proportional to 7,465.96, 11,192.76 and 2,783.38

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Solution

The fourth proportional to 7,465.96, 11,192.76 and 2,783.38 is: 4,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.96 : 11,192.76 = 2,783.38 : x
  2. Step 2: Convert to fraction form
    7,465.96/11,192.76 = 2,783.38/x
  3. Step 3: Cross multiply
    7,465.96x = 11,192.76 × 2,783.38
  4. Step 4: Simplify right side
    7,465.96x = 31,153,704.33
  5. Step 5: Solve for x
    x = 31,153,704.33/7,465.96
  6. Step 6: Final answer
    x = 4,172.77

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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.