Home / 3,456.05-4,769.37-1,884.15

Finding the Fourth Proportional to 3,456.05, 4,769.37 and 1,884.15

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Solution

The fourth proportional to 3,456.05, 4,769.37 and 1,884.15 is: 2,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.05 : 4,769.37 = 1,884.15 : x
  2. Step 2: Convert to fraction form
    3,456.05/4,769.37 = 1,884.15/x
  3. Step 3: Cross multiply
    3,456.05x = 4,769.37 × 1,884.15
  4. Step 4: Simplify right side
    3,456.05x = 8,986,208.49
  5. Step 5: Solve for x
    x = 8,986,208.49/3,456.05
  6. Step 6: Final answer
    x = 2,600.14

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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.