Home / 1,648.83-2,475.99-1,377.03

Finding the Fourth Proportional to 1,648.83, 2,475.99 and 1,377.03

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Solution

The fourth proportional to 1,648.83, 2,475.99 and 1,377.03 is: 2,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.83 : 2,475.99 = 1,377.03 : x
  2. Step 2: Convert to fraction form
    1,648.83/2,475.99 = 1,377.03/x
  3. Step 3: Cross multiply
    1,648.83x = 2,475.99 × 1,377.03
  4. Step 4: Simplify right side
    1,648.83x = 3,409,512.51
  5. Step 5: Solve for x
    x = 3,409,512.51/1,648.83
  6. Step 6: Final answer
    x = 2,067.84

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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.