Home / 4,733.28-7,100.40-1,270.80

Finding the Fourth Proportional to 4,733.28, 7,100.40 and 1,270.80

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Solution

The fourth proportional to 4,733.28, 7,100.40 and 1,270.80 is: 1,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,733.28 : 7,100.40 = 1,270.80 : x
  2. Step 2: Convert to fraction form
    4,733.28/7,100.40 = 1,270.80/x
  3. Step 3: Cross multiply
    4,733.28x = 7,100.40 × 1,270.80
  4. Step 4: Simplify right side
    4,733.28x = 9,023,188.32
  5. Step 5: Solve for x
    x = 9,023,188.32/4,733.28
  6. Step 6: Final answer
    x = 1,906.33

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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.