Home / 3,526.27-5,290.60-1,186.52

Finding the Fourth Proportional to 3,526.27, 5,290.60 and 1,186.52

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Solution

The fourth proportional to 3,526.27, 5,290.60 and 1,186.52 is: 1,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.27 : 5,290.60 = 1,186.52 : x
  2. Step 2: Convert to fraction form
    3,526.27/5,290.60 = 1,186.52/x
  3. Step 3: Cross multiply
    3,526.27x = 5,290.60 × 1,186.52
  4. Step 4: Simplify right side
    3,526.27x = 6,277,375.52
  5. Step 5: Solve for x
    x = 6,277,375.52/3,526.27
  6. Step 6: Final answer
    x = 1,780.18

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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.