Home / 3,733.40-5,155.76-3,383.48

Finding the Fourth Proportional to 3,733.40, 5,155.76 and 3,383.48

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Solution

The fourth proportional to 3,733.40, 5,155.76 and 3,383.48 is: 4,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.40 : 5,155.76 = 3,383.48 : x
  2. Step 2: Convert to fraction form
    3,733.40/5,155.76 = 3,383.48/x
  3. Step 3: Cross multiply
    3,733.40x = 5,155.76 × 3,383.48
  4. Step 4: Simplify right side
    3,733.40x = 17,444,410.84
  5. Step 5: Solve for x
    x = 17,444,410.84/3,733.40
  6. Step 6: Final answer
    x = 4,672.53

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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.