Home / 9,151.98-13,733.14-4,221.62

Finding the Fourth Proportional to 9,151.98, 13,733.14 and 4,221.62

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Solution

The fourth proportional to 9,151.98, 13,733.14 and 4,221.62 is: 6,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.98 : 13,733.14 = 4,221.62 : x
  2. Step 2: Convert to fraction form
    9,151.98/13,733.14 = 4,221.62/x
  3. Step 3: Cross multiply
    9,151.98x = 13,733.14 × 4,221.62
  4. Step 4: Simplify right side
    9,151.98x = 57,976,098.49
  5. Step 5: Solve for x
    x = 57,976,098.49/9,151.98
  6. Step 6: Final answer
    x = 6,334.81

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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.