Home / 1,637.38-2,454.61-1,173.99

Finding the Fourth Proportional to 1,637.38, 2,454.61 and 1,173.99

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Solution

The fourth proportional to 1,637.38, 2,454.61 and 1,173.99 is: 1,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.38 : 2,454.61 = 1,173.99 : x
  2. Step 2: Convert to fraction form
    1,637.38/2,454.61 = 1,173.99/x
  3. Step 3: Cross multiply
    1,637.38x = 2,454.61 × 1,173.99
  4. Step 4: Simplify right side
    1,637.38x = 2,881,687.59
  5. Step 5: Solve for x
    x = 2,881,687.59/1,637.38
  6. Step 6: Final answer
    x = 1,759.94

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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.