Home / 1,634.97-2,452.50-1,020.45

Finding the Fourth Proportional to 1,634.97, 2,452.50 and 1,020.45

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Solution

The fourth proportional to 1,634.97, 2,452.50 and 1,020.45 is: 1,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.97 : 2,452.50 = 1,020.45 : x
  2. Step 2: Convert to fraction form
    1,634.97/2,452.50 = 1,020.45/x
  3. Step 3: Cross multiply
    1,634.97x = 2,452.50 × 1,020.45
  4. Step 4: Simplify right side
    1,634.97x = 2,502,653.63
  5. Step 5: Solve for x
    x = 2,502,653.63/1,634.97
  6. Step 6: Final answer
    x = 1,530.70

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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.