Home / 3,355.13-4,629.99-1,863.00

Finding the Fourth Proportional to 3,355.13, 4,629.99 and 1,863.00

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Solution

The fourth proportional to 3,355.13, 4,629.99 and 1,863.00 is: 2,570.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.13 : 4,629.99 = 1,863.00 : x
  2. Step 2: Convert to fraction form
    3,355.13/4,629.99 = 1,863.00/x
  3. Step 3: Cross multiply
    3,355.13x = 4,629.99 × 1,863.00
  4. Step 4: Simplify right side
    3,355.13x = 8,625,648.22
  5. Step 5: Solve for x
    x = 8,625,648.22/3,355.13
  6. Step 6: Final answer
    x = 2,570.88

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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.