Home / 3,313.11-4,572.42-1,896.92

Finding the Fourth Proportional to 3,313.11, 4,572.42 and 1,896.92

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Solution

The fourth proportional to 3,313.11, 4,572.42 and 1,896.92 is: 2,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.11 : 4,572.42 = 1,896.92 : x
  2. Step 2: Convert to fraction form
    3,313.11/4,572.42 = 1,896.92/x
  3. Step 3: Cross multiply
    3,313.11x = 4,572.42 × 1,896.92
  4. Step 4: Simplify right side
    3,313.11x = 8,673,489.26
  5. Step 5: Solve for x
    x = 8,673,489.26/3,313.11
  6. Step 6: Final answer
    x = 2,617.93

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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.