Home / 3,362.13-4,643.37-2,247.78

Finding the Fourth Proportional to 3,362.13, 4,643.37 and 2,247.78

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Solution

The fourth proportional to 3,362.13, 4,643.37 and 2,247.78 is: 3,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.13 : 4,643.37 = 2,247.78 : x
  2. Step 2: Convert to fraction form
    3,362.13/4,643.37 = 2,247.78/x
  3. Step 3: Cross multiply
    3,362.13x = 4,643.37 × 2,247.78
  4. Step 4: Simplify right side
    3,362.13x = 10,437,274.22
  5. Step 5: Solve for x
    x = 10,437,274.22/3,362.13
  6. Step 6: Final answer
    x = 3,104.36

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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.