Home / 8,791.23-13,188.21-2,866.74

Finding the Fourth Proportional to 8,791.23, 13,188.21 and 2,866.74

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Solution

The fourth proportional to 8,791.23, 13,188.21 and 2,866.74 is: 4,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.23 : 13,188.21 = 2,866.74 : x
  2. Step 2: Convert to fraction form
    8,791.23/13,188.21 = 2,866.74/x
  3. Step 3: Cross multiply
    8,791.23x = 13,188.21 × 2,866.74
  4. Step 4: Simplify right side
    8,791.23x = 37,807,169.14
  5. Step 5: Solve for x
    x = 37,807,169.14/8,791.23
  6. Step 6: Final answer
    x = 4,300.56

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1.5x scale

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.