Home / 3,142.36-4,713.42-1,910.08

Finding the Fourth Proportional to 3,142.36, 4,713.42 and 1,910.08

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Solution

The fourth proportional to 3,142.36, 4,713.42 and 1,910.08 is: 2,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.36 : 4,713.42 = 1,910.08 : x
  2. Step 2: Convert to fraction form
    3,142.36/4,713.42 = 1,910.08/x
  3. Step 3: Cross multiply
    3,142.36x = 4,713.42 × 1,910.08
  4. Step 4: Simplify right side
    3,142.36x = 9,003,009.27
  5. Step 5: Solve for x
    x = 9,003,009.27/3,142.36
  6. Step 6: Final answer
    x = 2,865.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.