Home / 11,428.66-17,151.63-4,859.44

Finding the Fourth Proportional to 11,428.66, 17,151.63 and 4,859.44

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Solution

The fourth proportional to 11,428.66, 17,151.63 and 4,859.44 is: 7,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428.66 : 17,151.63 = 4,859.44 : x
  2. Step 2: Convert to fraction form
    11,428.66/17,151.63 = 4,859.44/x
  3. Step 3: Cross multiply
    11,428.66x = 17,151.63 × 4,859.44
  4. Step 4: Simplify right side
    11,428.66x = 83,347,316.89
  5. Step 5: Solve for x
    x = 83,347,316.89/11,428.66
  6. Step 6: Final answer
    x = 7,292.83

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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.