Home / 3,022.30-4,170.65-1,763.43

Finding the Fourth Proportional to 3,022.30, 4,170.65 and 1,763.43

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Solution

The fourth proportional to 3,022.30, 4,170.65 and 1,763.43 is: 2,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.30 : 4,170.65 = 1,763.43 : x
  2. Step 2: Convert to fraction form
    3,022.30/4,170.65 = 1,763.43/x
  3. Step 3: Cross multiply
    3,022.30x = 4,170.65 × 1,763.43
  4. Step 4: Simplify right side
    3,022.30x = 7,354,628.48
  5. Step 5: Solve for x
    x = 7,354,628.48/3,022.30
  6. Step 6: Final answer
    x = 2,433.45

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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.