Home / 3,703.37-5,112.60-2,945.66

Finding the Fourth Proportional to 3,703.37, 5,112.60 and 2,945.66

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Solution

The fourth proportional to 3,703.37, 5,112.60 and 2,945.66 is: 4,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.37 : 5,112.60 = 2,945.66 : x
  2. Step 2: Convert to fraction form
    3,703.37/5,112.60 = 2,945.66/x
  3. Step 3: Cross multiply
    3,703.37x = 5,112.60 × 2,945.66
  4. Step 4: Simplify right side
    3,703.37x = 15,059,981.32
  5. Step 5: Solve for x
    x = 15,059,981.32/3,703.37
  6. Step 6: Final answer
    x = 4,066.56

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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.