Home / 1,904.74-2,629.77-1,197.56

Finding the Fourth Proportional to 1,904.74, 2,629.77 and 1,197.56

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Solution

The fourth proportional to 1,904.74, 2,629.77 and 1,197.56 is: 1,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.74 : 2,629.77 = 1,197.56 : x
  2. Step 2: Convert to fraction form
    1,904.74/2,629.77 = 1,197.56/x
  3. Step 3: Cross multiply
    1,904.74x = 2,629.77 × 1,197.56
  4. Step 4: Simplify right side
    1,904.74x = 3,149,307.36
  5. Step 5: Solve for x
    x = 3,149,307.36/1,904.74
  6. Step 6: Final answer
    x = 1,653.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.