Home / 3,713.85-5,123.73-2,201.07

Finding the Fourth Proportional to 3,713.85, 5,123.73 and 2,201.07

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Solution

The fourth proportional to 3,713.85, 5,123.73 and 2,201.07 is: 3,036.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.85 : 5,123.73 = 2,201.07 : x
  2. Step 2: Convert to fraction form
    3,713.85/5,123.73 = 2,201.07/x
  3. Step 3: Cross multiply
    3,713.85x = 5,123.73 × 2,201.07
  4. Step 4: Simplify right side
    3,713.85x = 11,277,688.39
  5. Step 5: Solve for x
    x = 11,277,688.39/3,713.85
  6. Step 6: Final answer
    x = 3,036.66

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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.