Home / 1,829.00-2,740.66-1,087.16

Finding the Fourth Proportional to 1,829.00, 2,740.66 and 1,087.16

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Solution

The fourth proportional to 1,829.00, 2,740.66 and 1,087.16 is: 1,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.00 : 2,740.66 = 1,087.16 : x
  2. Step 2: Convert to fraction form
    1,829.00/2,740.66 = 1,087.16/x
  3. Step 3: Cross multiply
    1,829.00x = 2,740.66 × 1,087.16
  4. Step 4: Simplify right side
    1,829.00x = 2,979,519.50
  5. Step 5: Solve for x
    x = 2,979,519.50/1,829.00
  6. Step 6: Final answer
    x = 1,629.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.