Home / 2,634.77-3,951.55-1,173.13

Finding the Fourth Proportional to 2,634.77, 3,951.55 and 1,173.13

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Solution

The fourth proportional to 2,634.77, 3,951.55 and 1,173.13 is: 1,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.77 : 3,951.55 = 1,173.13 : x
  2. Step 2: Convert to fraction form
    2,634.77/3,951.55 = 1,173.13/x
  3. Step 3: Cross multiply
    2,634.77x = 3,951.55 × 1,173.13
  4. Step 4: Simplify right side
    2,634.77x = 4,635,656.23
  5. Step 5: Solve for x
    x = 4,635,656.23/2,634.77
  6. Step 6: Final answer
    x = 1,759.42

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1.5x scale

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.