Home / 9,216.86-13,791.27-5,521.70

Finding the Fourth Proportional to 9,216.86, 13,791.27 and 5,521.70

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Solution

The fourth proportional to 9,216.86, 13,791.27 and 5,521.70 is: 8,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.86 : 13,791.27 = 5,521.70 : x
  2. Step 2: Convert to fraction form
    9,216.86/13,791.27 = 5,521.70/x
  3. Step 3: Cross multiply
    9,216.86x = 13,791.27 × 5,521.70
  4. Step 4: Simplify right side
    9,216.86x = 76,151,255.56
  5. Step 5: Solve for x
    x = 76,151,255.56/9,216.86
  6. Step 6: Final answer
    x = 8,262.17

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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.