Home / 3,526.53-5,289.92-1,186.61

Finding the Fourth Proportional to 3,526.53, 5,289.92 and 1,186.61

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Solution

The fourth proportional to 3,526.53, 5,289.92 and 1,186.61 is: 1,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.53 : 5,289.92 = 1,186.61 : x
  2. Step 2: Convert to fraction form
    3,526.53/5,289.92 = 1,186.61/x
  3. Step 3: Cross multiply
    3,526.53x = 5,289.92 × 1,186.61
  4. Step 4: Simplify right side
    3,526.53x = 6,277,071.97
  5. Step 5: Solve for x
    x = 6,277,071.97/3,526.53
  6. Step 6: Final answer
    x = 1,779.96

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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.