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Finding the Fourth Proportional to 3,059.92, 4,222.64 and 1,733.60

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Solution

The fourth proportional to 3,059.92, 4,222.64 and 1,733.60 is: 2,392.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.92 : 4,222.64 = 1,733.60 : x
  2. Step 2: Convert to fraction form
    3,059.92/4,222.64 = 1,733.60/x
  3. Step 3: Cross multiply
    3,059.92x = 4,222.64 × 1,733.60
  4. Step 4: Simplify right side
    3,059.92x = 7,320,368.70
  5. Step 5: Solve for x
    x = 7,320,368.70/3,059.92
  6. Step 6: Final answer
    x = 2,392.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.