Home / 3,389.10-4,675.37-2,194.47

Finding the Fourth Proportional to 3,389.10, 4,675.37 and 2,194.47

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Solution

The fourth proportional to 3,389.10, 4,675.37 and 2,194.47 is: 3,027.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.10 : 4,675.37 = 2,194.47 : x
  2. Step 2: Convert to fraction form
    3,389.10/4,675.37 = 2,194.47/x
  3. Step 3: Cross multiply
    3,389.10x = 4,675.37 × 2,194.47
  4. Step 4: Simplify right side
    3,389.10x = 10,259,959.20
  5. Step 5: Solve for x
    x = 10,259,959.20/3,389.10
  6. Step 6: Final answer
    x = 3,027.34

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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.