Home / 3,354.72-4,629.29-1,862.64

Finding the Fourth Proportional to 3,354.72, 4,629.29 and 1,862.64

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Solution

The fourth proportional to 3,354.72, 4,629.29 and 1,862.64 is: 2,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.72 : 4,629.29 = 1,862.64 : x
  2. Step 2: Convert to fraction form
    3,354.72/4,629.29 = 1,862.64/x
  3. Step 3: Cross multiply
    3,354.72x = 4,629.29 × 1,862.64
  4. Step 4: Simplify right side
    3,354.72x = 8,622,700.73
  5. Step 5: Solve for x
    x = 8,622,700.73/3,354.72
  6. Step 6: Final answer
    x = 2,570.32

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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.