Home / 3,354.38-4,629.05-1,862.54

Finding the Fourth Proportional to 3,354.38, 4,629.05 and 1,862.54

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Solution

The fourth proportional to 3,354.38, 4,629.05 and 1,862.54 is: 2,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.38 : 4,629.05 = 1,862.54 : x
  2. Step 2: Convert to fraction form
    3,354.38/4,629.05 = 1,862.54/x
  3. Step 3: Cross multiply
    3,354.38x = 4,629.05 × 1,862.54
  4. Step 4: Simplify right side
    3,354.38x = 8,621,758.33
  5. Step 5: Solve for x
    x = 8,621,758.33/3,354.38
  6. Step 6: Final answer
    x = 2,570.30

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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.