Home / 3,456.31-4,769.81-1,884.51

Finding the Fourth Proportional to 3,456.31, 4,769.81 and 1,884.51

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Solution

The fourth proportional to 3,456.31, 4,769.81 and 1,884.51 is: 2,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.31 : 4,769.81 = 1,884.51 : x
  2. Step 2: Convert to fraction form
    3,456.31/4,769.81 = 1,884.51/x
  3. Step 3: Cross multiply
    3,456.31x = 4,769.81 × 1,884.51
  4. Step 4: Simplify right side
    3,456.31x = 8,988,754.64
  5. Step 5: Solve for x
    x = 8,988,754.64/3,456.31
  6. Step 6: Final answer
    x = 2,600.68

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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.