Home / 1,957.36-2,930.28-1,185.52

Finding the Fourth Proportional to 1,957.36, 2,930.28 and 1,185.52

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Solution

The fourth proportional to 1,957.36, 2,930.28 and 1,185.52 is: 1,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.36 : 2,930.28 = 1,185.52 : x
  2. Step 2: Convert to fraction form
    1,957.36/2,930.28 = 1,185.52/x
  3. Step 3: Cross multiply
    1,957.36x = 2,930.28 × 1,185.52
  4. Step 4: Simplify right side
    1,957.36x = 3,473,905.55
  5. Step 5: Solve for x
    x = 3,473,905.55/1,957.36
  6. Step 6: Final answer
    x = 1,774.79

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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.