Home / 3,349.30-4,622.16-1,857.43

Finding the Fourth Proportional to 3,349.30, 4,622.16 and 1,857.43

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Solution

The fourth proportional to 3,349.30, 4,622.16 and 1,857.43 is: 2,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.30 : 4,622.16 = 1,857.43 : x
  2. Step 2: Convert to fraction form
    3,349.30/4,622.16 = 1,857.43/x
  3. Step 3: Cross multiply
    3,349.30x = 4,622.16 × 1,857.43
  4. Step 4: Simplify right side
    3,349.30x = 8,585,351.39
  5. Step 5: Solve for x
    x = 8,585,351.39/3,349.30
  6. Step 6: Final answer
    x = 2,563.33

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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.