Home / 7,056.86-10,584.95-1,791.99

Finding the Fourth Proportional to 7,056.86, 10,584.95 and 1,791.99

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Solution

The fourth proportional to 7,056.86, 10,584.95 and 1,791.99 is: 2,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.86 : 10,584.95 = 1,791.99 : x
  2. Step 2: Convert to fraction form
    7,056.86/10,584.95 = 1,791.99/x
  3. Step 3: Cross multiply
    7,056.86x = 10,584.95 × 1,791.99
  4. Step 4: Simplify right side
    7,056.86x = 18,968,115.59
  5. Step 5: Solve for x
    x = 18,968,115.59/7,056.86
  6. Step 6: Final answer
    x = 2,687.90

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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.