Home / 2,357.27-3,536.87-1,186.64

Finding the Fourth Proportional to 2,357.27, 3,536.87 and 1,186.64

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Solution

The fourth proportional to 2,357.27, 3,536.87 and 1,186.64 is: 1,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.27 : 3,536.87 = 1,186.64 : x
  2. Step 2: Convert to fraction form
    2,357.27/3,536.87 = 1,186.64/x
  3. Step 3: Cross multiply
    2,357.27x = 3,536.87 × 1,186.64
  4. Step 4: Simplify right side
    2,357.27x = 4,196,967.80
  5. Step 5: Solve for x
    x = 4,196,967.80/2,357.27
  6. Step 6: Final answer
    x = 1,780.44

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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.