Home / 3,305.13-4,561.14-1,812.96

Finding the Fourth Proportional to 3,305.13, 4,561.14 and 1,812.96

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Solution

The fourth proportional to 3,305.13, 4,561.14 and 1,812.96 is: 2,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.13 : 4,561.14 = 1,812.96 : x
  2. Step 2: Convert to fraction form
    3,305.13/4,561.14 = 1,812.96/x
  3. Step 3: Cross multiply
    3,305.13x = 4,561.14 × 1,812.96
  4. Step 4: Simplify right side
    3,305.13x = 8,269,164.37
  5. Step 5: Solve for x
    x = 8,269,164.37/3,305.13
  6. Step 6: Final answer
    x = 2,501.92

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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.