Home / 1,186.12-1,633.52-1,160.60

Finding the Fourth Proportional to 1,186.12, 1,633.52 and 1,160.60

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Solution

The fourth proportional to 1,186.12, 1,633.52 and 1,160.60 is: 1,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186.12 : 1,633.52 = 1,160.60 : x
  2. Step 2: Convert to fraction form
    1,186.12/1,633.52 = 1,160.60/x
  3. Step 3: Cross multiply
    1,186.12x = 1,633.52 × 1,160.60
  4. Step 4: Simplify right side
    1,186.12x = 1,895,863.31
  5. Step 5: Solve for x
    x = 1,895,863.31/1,186.12
  6. Step 6: Final answer
    x = 1,598.37

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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.