Home / 1,955.36-2,934.12-1,175.60

Finding the Fourth Proportional to 1,955.36, 2,934.12 and 1,175.60

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Solution

The fourth proportional to 1,955.36, 2,934.12 and 1,175.60 is: 1,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.36 : 2,934.12 = 1,175.60 : x
  2. Step 2: Convert to fraction form
    1,955.36/2,934.12 = 1,175.60/x
  3. Step 3: Cross multiply
    1,955.36x = 2,934.12 × 1,175.60
  4. Step 4: Simplify right side
    1,955.36x = 3,449,351.47
  5. Step 5: Solve for x
    x = 3,449,351.47/1,955.36
  6. Step 6: Final answer
    x = 1,764.05

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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.