Home / 7,180.84-10,776.66-2,795.86

Finding the Fourth Proportional to 7,180.84, 10,776.66 and 2,795.86

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Solution

The fourth proportional to 7,180.84, 10,776.66 and 2,795.86 is: 4,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.84 : 10,776.66 = 2,795.86 : x
  2. Step 2: Convert to fraction form
    7,180.84/10,776.66 = 2,795.86/x
  3. Step 3: Cross multiply
    7,180.84x = 10,776.66 × 2,795.86
  4. Step 4: Simplify right side
    7,180.84x = 30,130,032.63
  5. Step 5: Solve for x
    x = 30,130,032.63/7,180.84
  6. Step 6: Final answer
    x = 4,195.89

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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.