Home / 3,456.22-4,769.63-1,884.31

Finding the Fourth Proportional to 3,456.22, 4,769.63 and 1,884.31

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Solution

The fourth proportional to 3,456.22, 4,769.63 and 1,884.31 is: 2,600.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.22 : 4,769.63 = 1,884.31 : x
  2. Step 2: Convert to fraction form
    3,456.22/4,769.63 = 1,884.31/x
  3. Step 3: Cross multiply
    3,456.22x = 4,769.63 × 1,884.31
  4. Step 4: Simplify right side
    3,456.22x = 8,987,461.51
  5. Step 5: Solve for x
    x = 8,987,461.51/3,456.22
  6. Step 6: Final answer
    x = 2,600.37

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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.