Home / 1,904.77-2,629.31-1,241.79

Finding the Fourth Proportional to 1,904.77, 2,629.31 and 1,241.79

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Solution

The fourth proportional to 1,904.77, 2,629.31 and 1,241.79 is: 1,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.77 : 2,629.31 = 1,241.79 : x
  2. Step 2: Convert to fraction form
    1,904.77/2,629.31 = 1,241.79/x
  3. Step 3: Cross multiply
    1,904.77x = 2,629.31 × 1,241.79
  4. Step 4: Simplify right side
    1,904.77x = 3,265,041.78
  5. Step 5: Solve for x
    x = 3,265,041.78/1,904.77
  6. Step 6: Final answer
    x = 1,714.14

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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.